crct review 2012. what is the prime factorization of 90? a. 2 x 3 x 5 b. 2 x 3 x 3 x 5 x 5 c. 2...

CRCT REVIEW

2012

WHAT IS THE PRIME FACTORIZATION OF 90?

A. 2 x 3 x 5B. 2 x 3 x 3 x 5 x 5C. 2 x 3 x 3 x 5D. 2 x 2 x 3 x 3 x 5

C. 2 x 3 x 3 x 5

Solve a – 12 = 36A. 48B. 34C. 24D. 3

A. 48

What value of c is a solution of the equation c + 11.4 = 20.8A.9.4B.12.6C.28.8D.32.2

A. 9.4

Which type of graph BEST shows how may data change over time?A. bar graphB. circle graphC. histogramD. line graph

D. line graph

What is the GCF of 24, 60, 84?A. 4B. 8C. 12D. 24

C. 12

What is the GCF of 50 and 125?A.50B.25C.15D.5

B. 25

Which decimal is equivalent to 13/20?

A. 0.13B. 0.58C. 0.65D. 0.72

C. 0.65

A home improvement store charges $12.75 per hour to rent an air compressor . Write an equation for the total cost of the rental, y, if you use the tool for x hours.

A. y = 12.75 + x B. y = x – 12.75 C. y = 12.75x D. y = x/12.75

C . Y = 12.75x

Add 4/15 + 9/10 = A. 1 1/20B. 1 1/6C. 1 1/5D. 2 1/12

B . 1 1/6

Tien earns $6.50 per hour for babysitting. How many hours must she work to earn $39?A. 4 hB. 5 hC. 6 hD. 7 h

C. 6 h

According to the 2000 U.S. Census 49.2% of Georgia residents were males. How can you express this percentage as a decimal?A. 49.2B. 4.92C. 0.492D. 0.0492

C. 0.492

What percentage of $15 is $9?A.37. 5%B.42%C.55%D.60%

D. 60%

Paula has made 21 out of 30 free throws this season. What percentage of her free throw attempts has she made?A.21%B.63%C.70%D.82%

C. 70%

On a map of Georgia, the distance from Albany to Pearson along US-82 is about 2.1 inches. If the scale of the map is 1 inch : 40 miles, what is the actual distance?A. 42 miB. 60 miC. 78 miD. 84 mi

D. 84 mi

Hot dogs are sold in packages of 10, and hot dog buns are sold in packages of 8. What is the smallest number of hot dogs and buns you can buy to have the same number of each?

A. 20 hot dogs and 20 bunsB. 30 hot dogs and 30 bunsC. 40 hot dogs and 40 bunsD. 80 hot dogs and 80 buns

C. 40 hot dogs and 40 buns

Write 18/25 as a percentage.

A.18%B.36%C.54%D.72%

D. 72%

If there are 16 paws, how many puppies are there?A.3 puppiesB.4 puppiesC.5 puppiesD.6 puppies

B. 4 puppies

Carmen’s lunch bill came to $12. If she wants to leave a 20% tip, how much should she leave?A.$2.40B.$3.20C.$14.40D.$15.20

C. $14.40

Which of the following is not a multiple of 7?A.21B.35C.56D.65

D. 65

Which percentage is equivalent to 0.185?A.185%B.18.5%C.1.85%D.0.185%

B. 18.5%

A suitcase that normally sells for $84 is on sale for 25% off. What is the sale price of the suitcase?A.$63B.$65C.$70D.$105

A. $63

Evaluate 11 – 3 X 2 + 2(8-5).A.5B.8C.9D.11

D. 11

What is the result when you multiply 2/3 by 3/2?A.0B.4/9C.8/9D.1

D. 1

How much sales tax is due on a $30 video game if the sales tax rate is 5%?A.$1.50B.$1.75C.$2.25D.$2.50

A. $1.50

What is the theoretical probability of rolling an odd number with a number cube?A.40%B.50%C.60%D.75%

C. 60%

The distance from Atlanta to Macon along I-75 is about 149,600 yards. How many miles is this?A.85 miB.96 miC.220 miD.255 mi

A.85 mi

The Georgia coast stretches about 160,000 meters along the Atlantic Ocean. How many kilometers is this?A.16 kmB.160 kmC.1, 600 kmD.16,000 km

B. 160 Km

Triangle ABC has a base of 7.5 inches and a height of 12 inches. What is the area of the triangle?A.19.5 sq.in.B.30 sq. in.C.45 sq. in.D.90 sq. in.

C. 45

What is the volume of a cube with 8-inch sides?A.384 in sq.B.450 in sq.C.512 in sq.D.784 in sq.

C. 512 in sq.

What is the volume of the shoebox L = 12in, W = 6 in, h = 5 in?A.450 cubic inB.400 cubic inC.360 cubic inD.324 cubic in

C. 360 cubic in

What is the surface area of the prism?A.160 cmB.172 cmC.184 cmD.208 cm

C. 184 cm

Which statement about prisms and pyramids is true?A.Prisms have 1 base, and pyramids have 2 bases.B.Prisms have 2 bases, and pyramids have 1 base.C.Both prisms and pyramids have 2 bases.D.Both prisms and pyramids have 1 base.

B. Prisms have 2 bases, and pyramids have 1 base.

GOOD LUCK!