Duveer
1. his income to his expenditure
lowest terms
Purnima's age : Nirmal's ape
iv. Nirmal's ape: Sum of their res
19:11 and 4:5
d. 17:30 and 3 12
il 7 16 and 13:24
7. Express the following ratios in their simplest forms,
ii. 102 : 221
i 589 651
8. Find the ratio of the following in the simplest form.
0.25 : 1.05
1117: 65
as ratio of integers
lv. 248 324%
£250 : 375
1 5
4
iv. 2 m 40 cm: 1m 44 cm
v. 3 kg 750 g : 750 g
vi. 4 minutes 15 seconds: 1 minute 30 seconds
vil 15 minutes : 3 hours
vilt 2 L 750 ml: 750 ml
. 73 days : 1 year
*. 3 weeks : 35 days
9. A car covers 195 km in 3 hours while a train covers 650 km in 5 hours. Find the ratio of
the speed of the car to the speed of the train
10. A school starts at 8 a.m, and gets over at 1.30 pm. During the school time, if there are two
breaks of 15 minutes and 30 minutes, respectively, find the ratio of the break time to the
total time the students spend in the school.
11. Fir equivalent ratios of
v. 42:24
I. 30 : 45
it 3:11
RATIO AND PROVOKTION I 255
veer cams ? 7500 per month. If his monthly saving is ? 1200, find the ratio of
his income to his savings
W his expenditure to his savings.
4. Anjalicarns ? 25200 per month and Malti carns ? 18900 per month If the monthly
expenditure of each of them is ? 15400, find the ratio of their wavings
5. Nirmal is 69 years old and Purnima is 21 years old. Find the following ratios in their
Numal's age Purnima aye
W. Purnima's age : Difference of their ages
6. Compare the following ratios and find the smaller of them
Answers
Answer:
During the process of renovation the family
actually incurs miscellaneous expenditure of Rs. 20,400. The miscellaneous
expenditure incurred by the family is what percent of the total estimated cost?
(a) 9.5
(b) 9
(c) 8.5
(d) 10.5
2.
Other than getting the discount of 12% on the estimated cost of furniture and
the actual miscellaneous expenditure of Rs. 20,400 instead of the estimated,
the family’s estimated cost is correct. What is the total expenditure of the
family in renovation of its house (In Rs.)?
(a) 237456
(b) 231852
(c) 239000
(d) 233000
3.
What is the difference in the amount estimated by the family on Interior
Decoration and Architect Fees (In Rs.)?
(a) 20,000
(b) 19000
(c) 14400
(d) None
Answer:
Step-by-step explanation:
During the process of renovation the family
actually incurs miscellaneous expenditure of Rs. 20,400. The miscellaneous
expenditure incurred by the family is what percent of the total estimated cost?
(a) 9.5
(b) 9
(c) 8.5