11/29/21 - 12/03/21 Math 7 Raider Prep Activity

 $2.3\ x\ 10^{7\ }=$  

• 230,000,000

• 23,000,000

• 2,300,000

• 230,000

Which list below is shown in ascending order?

• $\frac{9}{2},\ 1\frac{4}{5},\ 32\%$

• $\frac{9}{2},\ 32\%,\ 1\frac{4}{5}$

• $32\%,\ 1\frac{4}{5},\ \frac{9}{2}$

• $32\%,\ \frac{9}{2},\ 1\frac{4}{5}$

Michael bought a stereo on sale for 20% off the regular price. The regular price of the stereo was $180. What was the sale price of the stereo?

• $36

• $90

• $144

• $160

A submarine was located 100 feet below sea level. If it ascends 45 feet and then drops 18 feet, then which integer represents the new position of the submarine?

• -163 ft.

• -73 ft.

• 168 ft.

• 127 ft.

Sheila works at the ice cream shop and makes $8.00 an hour during the day, and one and a half times that rate at night. Last week she worked 12 hours during the day and 6 hours at night. How much was her paycheck?

• $168

• $144

• $120

• $192

A scale drawing of an airplane is shown with a scale of 23 feet = 1 centimeter. What is the length of the actual plane?

• 2.875 feet

• 23 feet

• 31 feet

• 184 feet

Ron had 11 cups of sugar. A cupcake recipe calls for 2 cups of sugar. If Ron makes one batch of cupcakes, how many more batches could he make?

• $\frac{1}{2}\$ a batch

• $5$ batches

• $9$ batches

• $4\frac{1}{2}$ batches

Which is the square root of 361?

• 11

• 19

• 90.25

• 180.5

Which equation demonstrates the distance between the two points on the number line above?

•  $9-5$  

•  $-9+5$  

•  $\left|-9-5\right|$  

•  $-9-5$  

Which of the following expressions is equivalent to  $10^{-3}\$ ?

•  $\left(-10\right)\cdot\left(-10\right)\cdot\left(-10\right)$  

•  $\frac{1}{10}\cdot\frac{1}{10}\cdot\frac{1}{10}$  

•  $\left(-\frac{1}{10}\right)\cdot\left(-\frac{1}{10}\right)\cdot\left(-\frac{1}{10}\right)$  

•  $10\cdot10\cdot10\$