All Questions ⁺⁰237779 Questions

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80

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+37

I don’t understand

Machine A can produce 160 cups of orange juice in an hour, while Machine B can produce 560 cups of orange juice in 2 1/3 hours.
a. Which machine operates at a faster rate?
b. If both machines operate together, how long will it read more ..

JCase8904 Aug 7, 2023

-1

89

4

+11

counting help

Find the number of six-digit numbers, where the sum of the digits is divisible by 10.

Cat57203 Aug 7, 2023

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135

1

Inequality

What is the sum of the positive integers that are solutions of $-3n +3 >-11 - 4n?$

Guest Aug 7, 2023

0

121

2

help

Guest Aug 7, 2023

+1

119

2

+59

logarithms pls help

i got 1/4 but im not sure
thx in advance

dumplings Aug 7, 2023

Aug 6, 2023

0

104

8

+59

help im confuzzled

10 + 10r + 10r^2 + 10r^3 + 10r^4 + ... = 8

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dumplings Aug 6, 2023

0

119

4

+762

Riddle 21

If a boy blows 18 bubbles, Then pops 6 eats 7 and then He pops 5 and blows 1. How many are left?

history Aug 6, 2023

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125

3

pls HELP anyone!

Consider p(x)=ax^2-5x+6 and q(x)=bx^2+3x-2.
If p(x) * q(x) has a 20x^3 term and a 30x^2 term, determine a+b.

plaintainmountain ●●●

Guest Aug 6, 2023

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124

2

Arctangents

Pi / 4 ==22 arctan 1/(38) + 17 arctan(A) + 10 arctan(B). What are the values of A and B as rational fractions?

Guest Aug 6, 2023

0

85

6

Find the ordered quintuplet (a,b,c,d,e) that satisfies the system of equations

a+2b+3c+4d+5e=41
2a+3b+4c+5d+e=15
3a+4b+5c+d+2e=34
4a+5b+c+2d+3e=63 read more ..

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Guest Aug 6, 2023

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75

2

Help

In Iceland, phone numbers consist of seven digits, and phone numbers are allowed to start with 0. For example, three possible Icelandic phone numbers are 031-4159, 555-1234, and 867-5309. How many possible Icelandic phone numbers contain at least five read more ..

Guest Aug 6, 2023

0

90

4

how to solve using ratio

There were 2/5 as many red marbles as blue marbles in a box. After 44 blue marbles were removed from the box, there were 1 1/2 times as many red marbles as blue marbles. Find the number of red marbles in the box.

Guest Aug 6, 2023

0

124

1

+10

Pls help thanks

Coach Carter has some money to buy identical sports shoes for his soccer team. If he buys 11 pairs of sports shoes, he will be short of $145. If he buys 8 pairs of such sports shoes, he will have $182 left. What is the total price of the 11 pairs of sports read more ..

whoppajuniors Aug 6, 2023

0

110

2

+10

pls help, thanks

Ryan and Andy have some carnival tickets. If Ryan sells 10 tickets per day and Andy sells 5 tickets per day, Ryan will have 40 tickets left when Andy has sold all his tickets. If Ryan sells 5 tickets per day and Andy sells 10 tickets per day, Ryan will read more ..

whoppajuniors Aug 6, 2023

0

89

2

+10

I need the correct step how to do

Jeremy has some stamps to give to his friends. If he gives each friends 2 stamps, Jeremy will have 6 stamps left. It he gives each friend 3 stamps, he will be short of 1 stamp. How many stamps does he have?
1) 20
2) 19
3) 18 read more ..

whoppajuniors Aug 6, 2023

0

114

3

+16

What is the area of this figure?

What is the area of this figure?

easleysl4747 Aug 6, 2023

0

105

6

percent question

A carton contains milk that is $2\%$ fat, an amount that is $50\%$ less fat than the amount contained in a carton of whole milk. What is the percentage of fat in whole milk? Express your answer as a common fraction in simplest form.

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Guest Aug 6, 2023

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117

2

decimals

When the decimal $0.1\overline{2}$ is written as a fraction $\frac{a}{b}$ with $a$ and $b$ being positive integers with a greatest common divisor of $1$, what is $a+b$?

Guest Aug 6, 2023

Aug 5, 2023

0

127

2

help plz

What is the sum of all positive integer values of $n$ such that $\frac{n+1}{n}$ is an integer?

plaintainmountain ●●

Guest Aug 5, 2023

0

129

2

pls help me asap!!1

Sophie's favorite number is a two-digit number. If she reverses the digits, the result is 36 less than her favorite number. Also, one digit is 1 less than double the other digit. What is Sophie's favorite number?

Guest Aug 5, 2023

+1

114

2

+32

what is e?

many people tell me about imaginary numbers, such as i and e, but I do not know what e means. Sombody pls answer.

jonathanldong Aug 5, 2023

1 Online Users