All Questions ⁺⁰237779 Questions

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126

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i need help!!!

All members of our painting team paint at the same rate. If 20 members can paint a 1600 square foot wall in 30 minutes, then how long would it take for 15 members to paint a 1800 square foot wall, in minutes?
I read more ..

Guest Aug 2, 2023

Aug 1, 2023

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138

1

help me to solve

Alice and Bob each have a certain amount of money. If Alice receives n dollars from Bob, then she will have 4 times as much money as Bob. If, on the other hand, she gives n dollars to Bob, then she will have 8 times as much money read more ..

Guest Aug 1, 2023

-3

132

1

+59

number theory help

If n is a positive integer such that lcm[5n + 7, 7n + 11] = 5980, find the value of 35n^2 + 104n.
thanks!!

dumplings Aug 1, 2023

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127

1

algebra

Help how do i solve this
If I give my brother 5 dollars, then we will have the same amount of money. If instead he gives me 25 dollars, then I'll have twice as much money as he will have. How much money does my brother currently have read more ..

Guest Aug 1, 2023

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126

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Help

Brad went to a lemonade stand and decided to buy some lemonade. The lemonade stand had two different sizes of cups available. Brad bought a small cup of lemonade, which was 3/8 of the total amount he wanted to buy. He then decided to buy a larger cup of read more ..

Guest Aug 1, 2023

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130

1

Help me please!!

A factory manufactures two types of gadgets, regular and premium. Each gadget requires the use of two operations, assembly and finishing, and there are at most $120$ hours available for each operation. A regular gadget requires $1$ hour of assembly and read more ..

Guest Aug 1, 2023

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108

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math problem

In a store window, there was a box of berries having a total weight of 200 kg. The berries were 99% water, by weight. After two days in the sun, the water content of the berries was only 90%, by weight. What was the total weight of read more ..

Guest Aug 1, 2023

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127

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Calculation of Total Whistles Earned by Smith for Making Bracelets

Smith is a talented bracelet maker. He has been commissioned to make 50 bracelets for a charity event. For every 5 bracelets he makes, Smith receives 1 lollipop as a reward. If Smith exchanges each lollipop for 2 whistles, how many whistles will he have read more ..

Guest Aug 1, 2023

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127

2

+22

Help with Probrability

A bag contains five white b*lls and three black b*lls. Your goal is to draw two black b*lls.
You simultaneously draw two b*lls at random. Once you have drawn two b*lls, you put back any white b*lls, and redraw so that you again have two drawn b*lls. read more ..

LandofLe Aug 1, 2023

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125

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help me

Help how to solve this
I have to paint one side of a wall. The wall is 12 meters tall and 120 meters long. Each gallon of paint covers 150 square feet. If a foot is approximately 0.3048 meters, then what read more ..

Guest Aug 1, 2023

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123

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pls help

How many linear functions (functions of the form f(x)=ax+b) are equal to their own inverse? Answer with a non-negative integer or with "inf" for "infinitely many."

Guest Aug 1, 2023

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116

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I think I know how to do this but idk whether im correct

Let x be a value such that 9x^2-18x-16=0 and 15x^2+28x+12=0 What is the value of x? Express your answer as a simplified common fraction.

Guest Aug 1, 2023

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114

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square root

Solve the quadratic equation using the square root property. 25=(x+8)^2

Guest Aug 1, 2023

-3

81

8

+44

Mathematical Jokes?

I sure hope nobody gets mad at me for posting this. I just felt that mathmatical jokes deserve some appreciation... :)
Let me start with:
There are three types of people in this world, those that can count, and read more ..

off-topic

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ANITBIOTICS Aug 1, 2023

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115

2

(3^3-2^4)*6 /Algebra 7/

Guest Aug 1, 2023

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122

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...

Find the value of

Guest Aug 1, 2023

Jul 31, 2023

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