A fish tank has 9 goldfish, 7 tetras, 4 snails, and 3 platies. What is the ratio of tetras to platies?

The lengths of infants at birth in a certain hospital are normally distributed with a mean of 18 inches and a standard deviation of 2.2 inches.

A classroom has 4 new boxes of chalk and 6 individual pieces of chalk in use. How many total pieces of chalk are in the classroom?

Reasoning If 1/2 of 1 is 1/2 what is 1/2 of 2,3 and 4

If y varies directly as x, and y = 15 as x = - 3, find y for the x-value of 4.

Convert 7 4/7 to a mixed decimal and rounded to the nearest thousandth.

Ahmed is taking orders for lunch. a slice of pizza is 2.5 a chicken sandwich is 3.5 he collects 21.50 for a group of 7 people. how many people ordered a chicken sandwich?

Determine whether each relation is a function. Explain. y=1/2x-6

A recipe requires 2/3 of a cup of yogurt. Rachel has 1/2 of a cup of yogurt from a snack pack. How much of the recipe can Rachel make?

A pole 24 feet high has a shadow eight feet long. A nearby pole is 72 feet tall. How long is it's shadow?

Where did Jack Frost catch a cold?