Praxis review

You have the class solve the following problem: 79.335 divided by 5. Tara answers 158.67. What is her mistake?

• She did not move the decimal in the denominator first.

• She did not perform the division correctly.

• She rounded before she divided.

• She does not have an error.

Consider the following statement: 4.1 + 3(0.901 + 2)/11. What is the first operation to be performed.

• Multiplication

• Division

• 4.1 + 3

• 0.901 + 2

346.21 is correctly written as

• Three hundred and forty-six and twenty-one tenths

• Three hundred forty-six and twenty tenths

• Three hundred forty-six and twenty-one hundredths

• Three hundred forty six, twenty-one thousandths

What is the simplified answer when adding 2/5 + 3/8

• 31/40

• 5/13

• 6/40

• 16/15

Reduce the following fraction to its simplest form: 144/64

• 2 1/4

• 3

• 2

• 18/8

Solve 43 x 64 - 92

• - 1344

• 2660

• 2659

• 1343

You are working with two geometric figures: a rectangle that has sides of 16 and 20 and a square that has the same perimeter as the rectangle. How can you find the are of the square?

• Add 16 and 20, double the sum, divide by 4, then square the quotient

• add 16 and 20, double the sum, divide by 4, then multiply the quotient by 2

• add 16 and 20, divide by 4, then square the quotient

• add 16 and 20, double the sum, then square the quotient

What is the volume of a cube with a side length of 7 feet?

• 14 cubic feet

• 49 cubic feet

• 172 cubic feet

• 343 cubic feet

At a Hot wings restaurant, 5/9 of the patrons ordered hot wings and 1/8 of those patrons needed milk. What fraction of the patrons that ordered hot wings received milk?

• 5/72

• 1/12

• 1/4

• 1/18

Eric completed 1/3 of his homework before dinner and 2/7 of his homework after dinner. How much of his homework did he complete?

• 3/10

• 13/21

• 2/3

• 5/7