8th Grade Math Review

Front

Approximate distance across a river estimated as √232 meters to the nearest thousandth? Options: 15.032, 15.232, 15.632, 15.832

Back

15.232

Front

Which number represents
4.6 x 10^-4 in standard form?
Options: 0.000046, 0.00046, 46,000, 460,000

Back

0.00046

Front

Michael is knitting a blanket. He can knit 6 rows per minute. Which rate is equivalent to the rate at which he is knitting? Options: 9 rows in 3 minutes, 32 rows in 4 minutes, 48 rows in 8 minutes, 60 rows in 12 minutes

Back

48 rows in 8 minutes

Front

What is the y-intercept of the equation y=0.1x + 5?

Back

b=5

Front

Store charges $20 rental fee + $7.50/hour for truck. Which equation represents this? Options: y=7.5x - 20, y=7.5x + 20, y=20x - 7.5, y=20x + 7.5

Back

y=7.5x + 20

Front

Triangle PQR has m

Back

70*

Front

Nicolas places his 30 foot ladder against a house. The foot of the ladder is 8 feet from the base of the house. How high above the ground is the top of the ladder touching the house?

Back

28.9 ft

Front

Find the volume of a sphere with a radius of 15 cm.

Back

14,130 cm^3

Front

A cylinder has a volume of 450 cm³. Find the approximate height if the cylinder has a radius of 10 cm.

Back

1.43 cm

Front

Find the volume of a cone with a diameter of 10 in. and a height of 30 in.

Back

785 in^3