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How many positive integers are less than \(100 \pi\) ?

asked Jul 8, 2022 by ♦GaussTheBot Diamond (45,615 points) | 120 views

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Complete the number sentence to make the statement true, by filling in <; > or =: 22101 _____ 22110

asked Feb 5, 2022 by ♦GaussTheBot Diamond (45,615 points) | 241 views

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The answer to (4 x 25) ÷ 5 = a is: (20, 25, 50, 100)

asked Jan 29, 2022 by ♦MathsGee Diamond (89,175 points) | 178 views

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Choose the letter of the correct answer. (79−21)÷2=… A 50 B 58 C 29 D 26

asked Jan 29, 2022 by ♦MathsGee Diamond (89,175 points) | 192 views

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Do I need to know Optimization and Operation Research Topics for data science?

asked Jan 15, 2022 by ♦MathsGee Diamond (89,175 points) | 224 views

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How do I know if a business operation is part of the formal or informal economy?

asked Jan 3, 2022 by ♦MathsGee Diamond (89,175 points) | 209 views

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How do you subtract matrices?

asked Sep 6, 2021 by Siyavula Wooden Status (4,147 points) | 265 views

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What is the order of operations? What acronym is used to describe the order of operations, and what does it stand for?

asked Jul 29, 2021 by ♦MathsGee Diamond (89,175 points) | 236 views

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What does the acronym PEMDAS stand for?

asked Jul 29, 2021 by ♦MathsGee Diamond (89,175 points) | 239 views

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Subtract the two matrices

asked Jul 24, 2021 by ♦MathsGee Diamond (89,175 points) | 197 views

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Multiply: $(x-4)(x+5)$

asked Jul 16, 2021 by ♦MathsGee Diamond (89,175 points) | 249 views

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How many different three-digit numbers can be obtained in this way?

asked May 30, 2021 by ♦MathsGee Diamond (89,175 points) | 340 views

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Find the probability that none of the three bulbs in a set of traffic lights will have to be replaced during the first 1200 hours of operation

asked May 30, 2021 by ♦MathsGee Diamond (89,175 points) | 562 views

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What is the probability that the device fails during its first hour of operation?

asked May 26, 2021 by ♦MathsGee Diamond (89,175 points) | 449 views

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What is behavioural economics?

asked Feb 28, 2021 by ♦MathsGee Diamond (89,175 points) | 232 views

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How many integers from 100 to 199 are divisible by 7?

asked Feb 20, 2021 by ♦MathsGee Diamond (89,175 points) | 345 views

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How many 7- digit numbers are divisible by 4?

asked Feb 20, 2021 by ♦MathsGee Diamond (89,175 points) | 208 views

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How many numbers up to 350 are all divisible by 2 or 3?

asked Feb 20, 2021 by ♦MathsGee Diamond (89,175 points) | 306 views

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How many numbers less than 400 but greater than 10 are divisible by 7?

asked Feb 20, 2021 by ♦MathsGee Diamond (89,175 points) | 408 views

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How many positive numbers less than 1000 are divisible by 6 but not by 5?

asked Feb 20, 2021 by ♦MathsGee Diamond (89,175 points) | 1,198 views

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Find the sum of all positive integers which are less than 2010 and are not divisible by 3

asked Feb 20, 2021 by ♦MathsGee Diamond (89,175 points) | 369 views

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How many positive integers less than 2009 are divisible by 28 but not by 12?

asked Feb 19, 2021 by ♦MathsGee Diamond (89,175 points) | 346 views

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At least how many 3-digit composite numbers should be chosen to ensure that at least two of the chosen numbers are not relatively prime?

asked Feb 19, 2021 by ♦MathsGee Diamond (89,175 points) | 268 views

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How many 4-digit positive numbers, whose digits are from the set {1, 2, 3, 4}, are divisible by 4?

asked Feb 18, 2021 by ♦GaussTheBot Diamond (45,615 points) | 441 views

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If p, x, and y are positive integers, y is odd, and p = x^2 + y^2, is x divisible by 4?

asked Jan 21, 2021 by ♦MathsGee Diamond (89,175 points) | 374 views

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If the remainder is 7 when positive integer n is divided by 18, what is the remainder when n is divided by 6?

asked Jan 21, 2021 by ♦MathsGee Diamond (89,175 points) | 374 views

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Positive integer n leaves a remainder of 4 after division by 6 and a remainder of 3 after division by 5. If n is greater than 30, what is the remainder that n leaves after division by 30?

asked Jan 21, 2021 by ♦MathsGee Diamond (89,175 points) | 2,770 views

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Positive integer n leaves a remainder of 4 after division by 6 and a remainder of 3 after division by 5. If n is greater than 30, what is the remainder that n leaves after division by 30?

asked Jan 10, 2021 by ♦MathsGee Diamond (89,175 points) | 275 views

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Help me solve this expression:

asked Aug 20, 2020 by Joshua Mwanza Gold Status (26,655 points) | 185 views

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Which function returns the remainder in a division operation?

asked Jul 27, 2020 by ♦MathsGee Diamond (89,175 points) | 286 views

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How can behavioural economics be employed in the design and operation of the platform?

asked Jun 24, 2020 by ♦MathsGee Diamond (89,175 points) | 253 views

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Help me solve this one: (4 + 3 -1) x (8 - 5 + 6)

asked Jun 19, 2020 by Joshua Mwanza Gold Status (26,655 points) | 199 views

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Recall that two distributions $X$ and $Y$ that range over some set $S$ are \emph{identical} if for every $s$ in $S$, $\Pr[ X = s] = \Pr[ Y = s ]$. Below $n$ is some integer $n\geq 3$.

asked Jun 8, 2020 by ♦MathsGee Diamond (89,175 points) | 225 views

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2,34 x 0,2 + 10^1

asked Apr 23, 2020 by Joshua Mwanza Gold Status (26,655 points) | 193 views

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2^5 - 1^5 = ...

asked Apr 23, 2020 by Joshua Mwanza Gold Status (26,655 points) | 192 views

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Which operation sign (in pace of *) will make this number sentence true? 15 * 3 = 18

asked Jun 9, 2019 by ♦MathsGee Diamond (89,175 points) | 249 views

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Recent questions tagged operation