Correct Answers: | |

Wrong Answers: | |

Unattempted: |

### Question 1

A bag contains equal number of coins each of Rs. 1, 5 and 10. What is the total number of coins in the bag, if the total money is Rs. 400?

### Question 2

A salesman is on a tour and has Rs. 180 for his expenses. If he exceeds his tour by 3 days, then he has to cut down his daily expenses by Rs. 10. What is the duration of his tour?

### Question 3

What is 224 × 99?

### Question 4

A candidate attempts 150 questions and gets a score of 195. How many questions did he attempt wrongly, if 4 marks are awarded for a correct answer, and 1 is deducted for a wrong answer?

### Question 5

What is 465 × 69?

**A**

32085.

**B**

32094.

**C**

32076.

**D**

32103.

**Soln.**

**Ans: a**

This is a multiplication by a number whose units place is 9. Proceed like this: 465 × 69 = 465 × (60 + 9) = 465 × (60 + 10 - 1) = (465 × 60) + (465 × 10) - 465 = 27900 + 4650 - 465 = 32085. The other approach could have been 465 × 69 = 465 × (70 - 1), etc.,

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This Blog Post/Article "Basic Simplification Quiz Set 005" by Parveen (Hoven) is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License.

Updated on 2019-08-18.