Review #5

Chap 1,2,3

100

 

A metal strip is being installed around a workbench that is 5 feet long and 3 feet wide. Find how much stripping is needed. 

16 ft

200

 

Find the area of the square that is 9.8 cm by 9.8 cm.

96.04 square cm

300

 

375 defective alcohol swabs were produced during a day. If 4% of the alcohol swabs produced were defective, how many alcohol swabs were produced in all? 

9,375 swabs

Chap 4

100

 

A room is to be covered with square linoleum tiles that are 1 ft by 1 ft. If the room is 16 ft by 18 ft, how many tiles (square feet) are needed? 

288 square feet

200

You bought a bottle of juice at the store.  Choose the most reasonable measurement for its contents.

0.43 kL

0.43 L

0.43 mL

.43 L

300

 

Use unit ratios or conversion factors to change to the units indicated.

Covert 30 L to ____Quarts

1 L =1.0567 qt

31.7

Chap 5

100

 4 x 7 - 5 x 4²

-52

200

10^-3/  10²

10^-5

300

 

Express the number 796,000 in scientific notation. 

7.96 x 10⁵

Chap 7/8

100

-4(4x-3) = -2

x = 7/8

200

 

The circumference of a circle equals π times the diameter. If a steel rod has a diameter of 1.6 in, what is the circumference of the rod to the nearest hundredth? (Circumference is the distance around a circle.) Use the calculator π key. 

 C = 5.0 in

300

 

Find the value of A given that r=4 and π=3.14.

A=πr²(Area of a circle)

A = 50.24 

Chap 9

100

 

Find the slope and y-intercept of the line whose equation is given.  y = 3x -2

m= 3

b = -2

200

Write an equation of the line containing the given point and parallel to the given line.  Write the equation in standard form .  (2,−5);     5x−7y=4

5x - 7y = 45

300

 

Find  the intercepts of the graph of 

15y=3+x

(0, 1/5) and (0,-3)