Math 7 (so far) Review

Luisa is 43 feet underground touring a cavern. She climbs a ladder up 14 feet. What is her new location?

• -43 feet

• -14 feet

• -29 feet

• -57 feet

Evaluate:

 $\left|-8\right|\ +\ 24$  

• 16

• 32

• 20

• 28

Mr. Marcin has $525 in is bank account. His cell phone bill is $97 a month. If he pays that bill 3 months in a row and doesn’t buy anything else or deposit any money, how much money does he have left?

• Mr. Marcin has a -$234 left in his bank account.

• Mr. Marcin has $234 left in his bank account.

• Mr. Marcin has $428 left in his bank account.

• Mr. Marcin has $0 left in his bank account.

 $-24\ \div\ 4\ =\ ?$  

• 20

• -20

• 6

• -6

The product of

 $-0.2\ \times7\ =?$  

• 14
  

• -14

• -1.4

• 1.4

 $9.65\ \div\left(-0.5\right)\ =\ ?$  

• 0.193

• -19.3

• -1.93

• 19.3

 $Find\ the\ product:\ -12\ \ \ x\ \ \ \frac{1}{4\ }\ =\ ?$  

• 3

• -3

• 48

• -48

A scuba diver standing on a boat is at an altitude of 1.3

meters above sea level. The scuba diver jumps into the water and decreases his altitude by 5.6 meters in one minute.

​

​Which equation can be used to determine the scuba diver's altitude, in meters relative to sea level, one minute after jumping into the water?

• 1.3+5.6=6.9

• −1.3+5.6=4.3

• 1.3+(−5.6)=−4.3

• −1.3+(−5.6)=−6.9

Write in simplest form:

 $\frac{16}{36}$  

•  $\frac{1}{2}$  

•  $\frac{2}{3}$  

•  $\frac{4}{9}$  

•  $\frac{8}{18}$  

Simplify by combining like terms:

3y + 2 - y + 4 = ?

• 4y + 6

• 2y + 6

• 8y

• 10y