Question

III. Choose the correct answers:
1. 8 months: 2 years in the simplest form is:
a)4:1
d) 1:3
b) 8:2
c) 1:4
2. If the weight of 9 articles is 5.4 kg, what is the weight of 16 such articles
a) 11.6 kg
b) 8.6 kg
c) 9.6 kg
d) 10.8 kg
3. If a man earns 2050 in 10 days, how much will he earn in 25 days?
a) ₹4100
c) ₹2050
b) ₹5125
d) ₹20,500
4. If x:56 = 8.6:11.2, then value of x is:
a) 5.6
b) 4.2
c) 4.3
d) 8.6
5. The fourth proportional to 4,5 and 20 is:
a) 15
b) 20
c) 25
d) 30
6. The ratio between two numbers is 11:9. If the sum of these two numbers
is 40, what is the product of the numbers?
a) 396
b) 432
c) 400
d) 384
7. Which of the following arrangement of the numbers 75,4,3 100 forms a proportion?
a) 100, 3, 75,4
b) 3, 4, 75, 100
c) 3, 100, 4,75
d) 3, 75, 100,4
8. A building casts a shadow that is 432 metres long. At the same time a person who is 2 metres long casts shadow 6 metres long. How high is the building?
a) 216m
b) 144 m
c) 108 m
d) 72m​

Answer 1

Answer:

1) 8:2 I know this answer this is the correct answer

Answer 2

Answer:

1. d) 1:3

2. c) 9.6kg

3. b) ₹5125

4. c) 4.3

5. c) 25

6. a) 396

7. b) 3, 4, 75, 100

8. b) 144m

Step-by-step explanation:

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