OK Mastering the OSTP in Grade 7 math Post Test

A grandmother is walking her poodle at the rate of $\frac{1}{2}$ of a mile in $\frac{1}{4}$ of an hour. Translate this to miles per hour.

Given that a fair six-sided number cube is rolled 500 times, about how many times can you expect to roll a 1, 2 or a 4?

Find the median number of eggs layed by the chickens in the last 30 days as listed in the table below. Write you answer in the space provided.

If Lorie can bike an average speed of 6 miles per hour, how far, in miles, will she travel in 15 minutes? Write you answer in the space provided.

Simplify: (15 × 4) – (48 ÷ 8) + 22, Write you answer in the space provided.

The table below shows how many balloons each of six students brought to the school

What is the mean number of balloons the students brought to the carnival? Write you answer in the space provided.

Mr. Blake and his son get their hair cut at the local barber shop. The cost of the two hair cuts total $25.98. Mr. Blake wants to leave a 20% tip for the barber. How much tip money will the barber receive? Round your answer to the nearest tenth.