แผ่นงานUnit Rate and Proportions
คำถามทั้งหมด: 18
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1.
You spend $40 on 5 pounds of concrete. What is the unit rate in dollars per pound?
a)
$8 per pound
b)
$5 per pound
c)
$35 per pound
d)
0.125 pounds per dollar
2.
A store sees 120 customers in 8 hours. What is the unit rate (in customers per hour)?
a)
16 customers per hour
b)
15 customers per hour
c)
12 customers per hour
d)
20 customers per hour
3.
$279 for 9 concert tickets. Find the cost per ticket.
a)
$31
b)
$39
c)
$2,511
d)
$34
4.
You can buy 36 cookies for $4. What is the unit rate (in cookies per dollar)?
a)
4 cookies per dollar
b)
6 cookies per dollar
c)
9 cookies per dollar
d)
1/9 dollars per cookie
5.
A store has 120 customers in 6 hours. What is the unit rate in customers per hour?
a)
16 customers per hour
b)
12 customers per hour
c)
20 customers per hour
d)
15 customers per hour
6.
If Antonia can type 408 words in 4 minutes, how many words can she type per minute?
a)
408 words per minute
b)
100 words per minute
c)
400 words per minute
d)
102 words per minute
7.
A unit rate is a rate in which the unit in the denominator is:
a)
0
b)
3
c)
1
d)
2
8.
If Kiontre reads 100 pages in 5 days, how many pages does he read in 1 day?
a)
10
b)
30
c)
20
d)
40
9.
If there are 45 seats in 9 rows, how many seats are there in 1 row?
a)
5
b)
8
c)
9
d)
2
10.
If Analissa puts 55 seeds into 11 pots, how many seeds does she put in 1 pot?
a)
6
b)
5
c)
4
d)
7
11.
Hamburger sells for 3 pounds for $6. If Alicia buys 10 pounds of hamburger, how much will she pay?
a)
$30
b)
$20
c)
$60
d)
$10
12.
The distance that an automobile travels varies directly as the time it travels. If the car travels 280 miles in 7 hours, how far will it travel in 12 hours?
a)
480
b)
1960
c)
84
d)
25
13.
Craig earns extra money as a lifeguard. He earns $37 for 4 hours and $64.75 for 7 hours. What is the constant of proportionality (how much did he make per hour)?
a)
$37
b)
$64.75
c)
$9.25
d)
$18.50
14.
2 apples cost $20. What will 5 Apples cost?
a)
28
b)
45
c)
50
d)
39
15.
(a)
16.
A shop produces 39 wetsuits every 2 weeks. How long will it take the shop to produce 429 wetsuits?
a)
18 wk
b)
20 wk
c)
22 wk
d)
24 wk
17.
At a recent party, it cost $9.50 for refreshments for 10 guests. At this rate, how much would it cost to have refreshments for 80 guests?
a)
$760
b)
$76
c)
7600
d)
$76000
18.
What is the value of "x" in this proportion?
a)
3
b)
4
c)
2
d)
5
แป้นคำตอบUnit Rate and Proportions
คำถามทั้งหมด: 18
1.
a) $8 per pound
2.
b) 15 customers per hour
3.
a)
$31
4.
c) 9 cookies per dollar
5.
c)
20 customers per hour
6.
d)
102 words per minute
7.
c)
1
8.
c) 20
9.
a) 5
10.
b) 5
11.
b) $20
12.
a) 480
13.
c) $9.25
14.
c) 50
15.
1
16.
c) 22 wk
17.
b)
$76
18.
c)
2
140 %