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Comparing Quantities

Question
CBSEENMA8001947
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Find the ratio of the following:

(a) Speed of a cycle 15 km per hour to the speed of scooter 30 km per hour.

(b) 5 m to 10 km

(c) 50 paise to Rs 5

Solution

In a ratio, the quantities are in the same unit. If they are not in the same units, then first we convert them in the same unit.

Some More Questions From Comparing Quantities Chapter

A picnic is being planned in a school for class VIII. Girls are 60% of the total number of students and are 18 in number. 
(A) What is the total strength of the class?
(B) What is the ratio of the number of boys to the number of girls?
   
If the picnic spot is 55 km from the school and their first stop is at 22 km from the school, what percent of the total distance is this?

Rahul got 150 marks out of 200 and Prabha got 180 marks out of 300. Whose performance is better?

18% of a class took part in a karate competition. If 18 students have taken part in it, then what is the total number of students in the class?

The price of an item was Rs 45000 last year. It has increased by 20% this year. What is the price now?

A shirt is marked at Rs 850 and is sold for Rs 765. What is the discount and discount per cent?

Sarla purchased a second hand washing machine for Rs 5000 and spent Rs 400 on its repairs. She sold it for Rs 6300. Find here loss or profit per cent.

The cost of pair of shoes is Rs 900. The sales tax charged was 5%. Find the bill amount.

Rahul bought a TV for Rs 89,600 including a tax of 12%. Find the cost of the TV before VAT was added.

A shop gives 20% discount. What would the sale price of each of these be?

(a) A dress marked at Rs 120 (b) A pair of shoes marked at Rs 750

(c) A bag marked at Rs 250

A table marked at Rs 15,000 is available for Rs 14,400. Find the discount given and the discount per cent.

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