An aquarium holds 6-1/4 gallons of water. The water evaporated and dropped to 4/5 of this amount. How many gallons of water remained in the aquarium?

a

5

b

4/5

c

1

d

1/4

What is the 5:6 ratio of 330

What is 3/7 divided by 6?

What is the value of |-8.6|

Charlie gathers apples pears and plums. The number of apples and plums are 10 partners, there are the same number of apples and pears.

Algebra make a ten to add

A copy center offers its customers two different pricing plans for black and white phototcopies of 8.5 in. pages. Customers can either pay $0.08 per page or pay $7.50 for a discount card that lowers the cost to $0.05 per page.

To decrease a number by 21 % what do i have to multiply it by

Is the following statement a good definition? Why? An obtuse angle is an angle whose measure is greater than 90°. A No, it is not. The statement contains false information. B Yes, it is. The definition is reversible. C Yes, it is.

What is 3/5+3/10 as a fraction

Susan plans to paint a wall in her room. Her wall is three times as wide as it is high. The wall has an area of 108 ft2. What are the dimensions of the wall?