EASY
8th CBSE
IMPORTANT
Earn 100

Rahul's income is 25% more than Mukul's income. The percentage of Mukul's income in terms of Rahul's income is:

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Important Questions on Practice Questions for Problem-Based Learning

EASY
8th CBSE
IMPORTANT
START UP MATHEMATICS>Chapter 29 - Practice Questions for Problem-Based Learning>Exercise>Q 7
A dishonest merchant professes to sell grocery at its cost price. But he uses a false weight of 950 g for a kilogram. His gain percent is:
EASY
8th CBSE
IMPORTANT
START UP MATHEMATICS>Chapter 29 - Practice Questions for Problem-Based Learning>Exercise>Q 8
The difference between simple interest of 12% and compound interest of 12% (compounded half-yearly) on a sum of ₹3,000 in one year is:
EASY
8th CBSE
IMPORTANT
START UP MATHEMATICS>Chapter 29 - Practice Questions for Problem-Based Learning>Exercise>Q 9
On what sum will the simple interest for 3 years at the rate of 3% per annum will amount to ₹22.50?
EASY
8th CBSE
IMPORTANT
START UP MATHEMATICS>Chapter 29 - Practice Questions for Problem-Based Learning>Exercise>Q 10
If A and B are in the ratio 5:4, B and C are in the ratio 3:2, then A and C are in the ratio:
HARD
8th CBSE
IMPORTANT
START UP MATHEMATICS>Chapter 29 - Practice Questions for Problem-Based Learning>Exercise>Q 11
The least number that is a perfect square and is exactly divisible by 4, 5, 6, 12, 15, 18 and 36 is:
EASY
8th CBSE
IMPORTANT
START UP MATHEMATICS>Chapter 29 - Practice Questions for Problem-Based Learning>Exercise>Q 12
The next number in the series 23, 37, 49, 94, 73, _____ is:
EASY
8th CBSE
IMPORTANT
START UP MATHEMATICS>Chapter 29 - Practice Questions for Problem-Based Learning>Exercise>Q 13
The smallest number by which 24 should be multiplied to make it a perfect square is:
MEDIUM
8th CBSE
IMPORTANT
START UP MATHEMATICS>Chapter 29 - Practice Questions for Problem-Based Learning>Exercise>Q 14
Honey can copy 50 pages in 10 hours and Honey and Arushi together can copy 70 pages in 10 hours. In what time can Arushi copy 26 pages?