ACT Math - Other Decimals

1

Divide: $1.25\div 0.25$

2

A chemistry students needs to dilute some acid. How much water should be added to 2 L of 80% acid solution to yield 50% acid solution?

3

A chemistry students needs to dilute some acid. How much water should be added to 2 L of 80% acid solution to yield 50% acid solution?

4

Divide: $1.25\div 0.25$

5

Write the following number in scientific notation:

$\dpi{100} \small 175,000,000$

6

A runner runs 10.2 miles east, then 2.3 miles west, then 1.4 miles east.

How many miles did the runner travel from where he started? (How far east did the runner go)?

7

Write the following number in scientific notation:

$\dpi{100} \small 175,000,000$

8

A runner runs 10.2 miles east, then 2.3 miles west, then 1.4 miles east.

How many miles did the runner travel from where he started? (How far east did the runner go)?

9

is equal to which of the following?

10

Evaluate

$0.5\ast0.05\ast1.5$

Other Decimals