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Questions (15)
How many grams of water are needed to reduce 100g of a 30% acid solution to a 10% acid solution?
1 answer
477 views
By what percent will a fraction change if its numerator is increased by 60% and its denominator is decreased by 20%?
2 answers
1,033 views
1 2/3 % of it is 4.75
what i the equation to solve this
3 answers
1,049 views
A designer enlarged both the length and the width of a rectangular carpet by 50 percent. The new carpet was too large so the
0 answers
597 views
It takes 15 electricians 24 days to wire a new housing subdivision. How many days would 18 electricians take to do the same job?
1 answer
505 views
An employee earns $195 for 15 hours of work. Assuming he is paid by the hour, how much will the employee earn in 8 hours?
2 answers
1,440 views
Leah has 28 more marbles than Dan. 1/3 of Leah’s marbles is equal to 4/5 of Dan’s marbles. Find the number of marbles that
8 answers
3,899 views
The ratio of the number of Victor’s tools to the number of Ilya’s tools is 5:2. Victor has 42 more tools than Ilya. How many
18 answers
8,597 views
A certain pet store has only cats and dogs. The ratio of the number of cats to the number of dogs in the pet store is 2:3. 1/4
2 answers
1,569 views
The ratio of the loudness of Lana’s earphones to the loudness of Polina’s earphones to the loudness of Goffy’s earphones
9 answers
4,311 views
It will take an hour for plane A to meet plane B which is flying towards it. If, within 45 minutes, the distance between them
1 answer
698 views
A 15-person road crew is scheduled to finish repairing a highway in 12 days. On the morning of the fifth day, several new
2 answers
1,881 views
Dina and Masha start out on a bike path 10 km long at the same time. When Dina reaches the end of the 10 km, Masha still has 2
2 answers
862 views
A designer enlarged both the length and the width of a rectangular carpet by 50 percent. The new carpet was too large so the
6 answers
1,828 views
two fractions equivalent to the given factor 18/21 and the other 3/27:)
please helpp
1 answer
435 views
Answers (1)
any one cam help me
