About Used Golf Clubs

Er R asked:


1. Find the unit rate for number of parts manufactured per hour if 1,630 parts are made in 6 hours. Round to the nearest integer. (1 point)
325 parts/h
272 parts/h
237 parts/h
291 parts/h

2. Write the conversion factor for converting meters to centimeters. (1 point)

3. Solve the proportion.

(1 point)
32
40
64
72

4. A tree casts a shadow 10 ft long. A boy standing next to the tree casts a shadow 2.5 ft long. The triangle shown for the tree and its shadow is similar to the triangle shown for the boy and his shadow. If the boy is 5 ft tall, how tall is the tree?

Drawing not to scale (1 point)
18 ft
12.5 ft
15 ft
20 ft
5. A golf club plans a trip to Hawaii, and 74 members are going. If this is 50% of the club’s members. how many members are in the club? (1 point)
148 members
296 members
37 members
370 members
For questions 6–8, translate the words into an equation and solve. Round the final answer to the nearest tenth, if necessary.

6. 16 is what percent of 34? (1 point)
16 = n · 34; 47.1%

34 = 16 · n; 40%
34 = 16 · n; 2.1%
16 = n · 34; 51.8%

7. 68 is 78% of what number? (1 point)
x = 68 · 0.78; 53
68 = 0.78 · x; 87.2
0.78 = 68 · x; 59.3
68 = 0.78 · x; 90.7

8. What is 0.44% of 250? (1 point)
1.1
2.2
4.4
11

9. Find the percent of change in altitude if a weather balloon moves from 100 ft to 103 ft. Describe the percent of change as an increase or decrease. Round to the nearest tenth if necessary. (1 point)
1.6%; increase
3.4%; decrease
3%; increase
3%; decrease
10. The circulation of a newsletter decreased from 5,200 to 3,140. Find the percent of decrease in circulation to the nearest percent. (1 point)
66%
40%
166%
6%

11. Find the greatest possible error for the measurement 0.991 g. (1 point)
0.0005 g
0.001 g
0.1 g
0.005 g

Rheem Gas Furnace