WorksheetsDirect proportion
Total questions: 74
Worksheet time: 3hrs 52mins
10
2.5
2
20
42
7
3
38
256
4
64
128
35
5
45
49
20
4
5
24
147
3
63
441
125
5
25
100
40
4
400
80
48
3
144
100
108
4
20
180
What is the direct proportion equation for the following information. x = 12, y = 16
16 = k(12)
y = kx
y = 4/3 x
k = 16/12
What is the direct proportion equation for the following information. x = 12, y = 16
16 = k(12)
y = kx
y = 4/3 x
k = 16/12
Which of the following table shows a direct proportion relationship?
Which of the following graph shows a direct proportion relationship?
4/5 and 15/20
x + 5 ≤ 13
What type of proportion does the table represent?
Direct
Inverse
I dont' know
1.The number of pencils sold is directly proportional to the cost. If 5 pencils cost £0.45, find the cost of 7 pencils.
£0.59
£0.63
£0.36
£0.56
g is directly proportional to b
Given g=20 when b=4.
Find g when b=7
35
5
15
23
Calories. How many Calories would you expect to be in 5 slices of the same pizza?
Two slices of Dan’s Famous Pizza have 300
Calories. How many Calories would you expect to be in 6 slices of the same pizza?
30 calories
900 calories
1200 calories
460 calories
A cake recipe calls for 1.5 cups of milk and 3 cups of flour. Seth made a mistake and used 12 cups of flour. How many cups of milk should he use to keep the proportions correct?
6 cups milk
3 cups milk
5.5 cups milk
9 cups milk
Every 30 seconds, you can text 35 words. How many words can you type in 5 mins?
1200
350
1000
1,800
Lisa can fold 48 paper stars in 2 hours.
How many stars can she fold in 3 h?
48
72
24
96
6 cats eat 1 kg of fish. How many kilograms of fish do you need to feed 18 cats?
18 kg
12 kg
6 kg
3 kg
1 SGD = RM 3.1
120 SGD = ?
RM 123.1
RM 372
RM 360
RM 240
Y varies directly as x. If y = 12 when x = 15, what is y when x = 20?
4/5
17
16
25
n varies directly with c. If c = 24 when n = 18, what is c when n = 22?
88/3
28
66/4
24
Which equation exhibits a direct proportion?
y = 5x - 2
y = 3/4 x
y - x = 4
x = 6
Upon seeing, "y varies directly as x" we immediately.....
write down what x and y are
write down what k is equal to
substitute into the equation
write y = kx
Y varies directly as x. If y = 39 when x = 52, what is the best answer for k?
k = 52
k = 4/3
k = 3/4
k = 39/52
If x = 9 when y = 30, and x = 27 when y = 90, does y vary directly with x? If so, what is k equal to
Yes, k = 10/3
no
Yes, k = 3/1
Yes, k = 9
10
2.5
2
20
42
7
3
38
256
4
64
128
35
5
45
49
20
4
5
24
147
3
63
441
125
5
25
100
40
4
400
80
48
3
144
100
A packet of 500 sheets of paper has mass 2.5 kg.
Find the mass of one sheet of paper ?
200 kg
200 g
5 kg
5 g
n varies directly with c. If c = 24 when n = 18, what is c when n = 22?
88/3
28
66/4
24
Y varies directly as x. If y = 12 when x = 15, what is y when x = 20?
4/5
17
16
25
A heater uses 3 units of electricity in 40 minutes. How many units does it use in 2 hours?
120 minutes : 9 units
120 minutes : 8 units
100 minutes : 5 units
2 hours : 19 units
A machine prints 1500 newspapers in 45 minutes. How many does it print in 12 hours?
(a)
A photocopier can copy 16 pages per minute.
Find the time to photocopy 312 pages ?
18 minutes
19.5 minute
21 minutes
22.5 minutes
A bricklayer lays 1200 bricks in an average 8-hour day. How many bricks does he lay in a 40-hour week?
40 hours : 8000 bricks
40 hours : 6000 bricks
2400 minutes : 6000 bricks
24 hours : 6000 bricks
A combine harvester produces 9 tonnes of grain in 6 hours. How many tonnes does it produce in 5 hours?
54 hours : 71 tonnes
54 hours : 80 tonnes
54 hours : 81 tonnes
54 hours : 82 tonnes
Sand and gravel are mixed in the ration 4 : 3 to make ballast. 80kg of sand is used. How much gravel is used?
80 kg : 56 kg
70 kg : 69 kg
80 kg : 59 kg
80 kg : 60 kg
A necklace has green and blue beads in the ration 2 : 3. There are 24 green beads on the necklace. How many blue beads are there?
14 : 27
24 : 18
24 : 36
12 : 18
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A recipe requires 3 eggs to make 7 cookies. How many eggs will be needed to make 14 cookies?
(a)
A recipe requires 4 cups of sugar to make 8 cookies. How many cups of sugar will be needed to make 24 cookies?
(a)
A recipe for pastry requires 180g of sugar to make 540g of pastry. How many grams of sugar will be needed to make 5400g of pastry?
(a)
A recipe for pastry requires 160g of sugar to make 320g of pastry. How many grams of sugar will be needed to make 40g of pastry?
(a)
A bottling machine makes 60 bottles in 11 hours. How many bottles will it make in 16 hours?
(a)
A bottling machine makes 60 bottles in 5 hours. How many bottles will it make in 3 hours?
(a)
After 35 games of a football season, Manchester United won 14 games and lost 21 games. At this rate, how many games will they win in a 54 game season?
(a)
If Jesse walks 6 miles in 91 minutes, how many miles will he walk in 110 minutes?
(a)
If Jesse walks 6 miles in 91 minutes, how many miles will he walk in 110 minutes?
(a)
In a certain apartment building, the ratio of tenants to cars is 3:5. If there are 30 tenants, how many cars are there?
35
18
60
50
Solve the proportion
4
6
9
44
