Problems on Numbers
Question: If Ahmed purchases a Watch for Rs 600 and pays 15% sales tax, the total amount spent on purchase is?
- 1. 660
- 2. 670
- 3. 680
- 4. 690
Question: Find two number whose sum is 28 and the difference is 4 _____________?
- 1. 12,16
- 2. 18,10
- 3. 15,13
- 4. 14,12
Question: If the number obtained on interchanging the digits of a two-digit number is 18 more than the original number and the sum of the digits is 8, then what is the original number ?
- 1. 26
- 2. 35
- 3. 53
- 4. Cannot be determined
Question: A two-digit number is such that the product of the digits is 8. When 18 is added to the number, then the digits are reversed. The number is :_________?
- 1. 18
- 2. 24
- 3. 42
- 4. 81
Question: Find the number which when multiplied by 15 is increased by 196.
- 1. 14
- 2. 20
- 3. 26
- 4. 28
Question: The sum of the squares of three numbers is 138, while the sum of their products taken two at a time is 131. Their sum is :___________?
- 1. 20
- 2. 30
- 3. 40
- 4. None of these
Question: Three numbers are in the ratio of 3 : 4 : 6 and their product is 1944. The largest of these numbers is :___________?
- 1. 6
- 2. 12
- 3. 18
- 4. None of these
Question: If the sum of a number and its square is 182, what is the number ?
- 1. 15
- 2. 26
- 3. 28
- 4. 13
Question: The sum of two numbers is 25 and their differenee is 13. Find their product :
- 1. 104
- 2. 114
- 3. 315
- 4. 325
Question: If the sum of two numbers is 33 and their difference is 15, the smaller number is :__________?
- 1. 9
- 2. 12
- 3. 15
- 4. 18