What quantity of a 30% solution do you need to make 150 ml of a 20% solution?
a. 150 m...
Mathematics, 29.01.2020 01:49, wittlemarie
What quantity of a 30% solution do you need to make 150 ml of a 20% solution?
a. 150 ml
b. 200 ml
c. 50 ml
d. 100 ml
Answers: 2
Mathematics, 21.06.2019 14:30, theworld58
Aswimming pool has an input pump for filling the pool and an output pump for emptying the pool. the input pump can fill the pool in 3 hours, and the output pump can drain the pool in 5 hours. as you go to bed, the pool is full, but a neighbor’s kid turns on the output pump. at midnight, you awake to find the pool half empty. immediately, you turn on the input pump, but you are sleepy and forget to turn off the output pump. at what time will the pool become full?
Answers: 1
Mathematics, 21.06.2019 18:30, princessbri02
Which of the following is the result of expanding
Answers: 2
Mathematics, 21.06.2019 22:30, kaylaamberd
Maria found the least common multiple of 6 and 15. her work is shown below. multiples of 6: 6, 12, 18, 24, 30, 36, 42, 48, 54, 60, . . multiples of 15: 15, 30, 45, 60, . . the least common multiple is 60. what is maria's error?
Answers: 1
Mathematics, 21.06.2019 23:40, aureliafung2p7cxoo
Mikes car gets an average of 28 mpg. there are 12 gallons of fuel in mikes car when he starts his trip of 140 miles. about how many gallons are left at the end of his trip?
Answers: 1
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