Practice Questions Part 1

Practice Questions Part 1

#### Find the square root of $ 8479 $ correct to two decimal places: 1. [ ] $ 91.98 $ 2. [x] $ 92.08 $ 3. [ ] $ 92.10 $ 4. [ ] $ 92.20 $ #### The average age of $ 30 $ students in a class is $ 16 $ years. If the age of the teacher is included, the average age increases by $ 1 $ year. What is the age of the teacher? 1. [ ] $ 46 $ years 2. [x] $ 30 $ years 3. [ ] $ 45 $ years 4. [ ] $ 44 $ years #### Last year my age was a perfect square number. Next year it will be a cubic number. What is my present age? 1. [ ] 20 2. [ ] 32 3. [ ] 28 4. [x] 26 #### A student was asked to divide a number by 6 and add 12 to the quotient. He, however, first added 12 to the numbers and then divided it by 6, getting 112 as the answer. The correct answer should have been? 1. [ ] 130 2. [ ] 123 3. [x] 122 4. [ ] 120 #### The sum of the series (1 + 0.6 + 0.06 + 0.006 + 0.0006 + .....) is? 1. [x] 1 ⅔ 2. [ ] 1 ⅓ 3. [ ] 1 ¼ 4. [ ] 1 ½