sample question paper

The 95% confidence interval for the mean number of sheets of paper in a ream is between 452.76 and 447.24. If the standard deviation is 10 papers, find the size of the random sample that was used to determine this interval. => 5.52 or 50 or 1.41 or 7.09..

In a survey conducted on 170 people, it was found that 50 read only paper A, 60 read only paper B and 20 read both paper A and paper B. Find the fraction of people who do not read any of the papers. => 5 18 or 5 17 or 4 17 or None of the above..

Harriet made 4 paper boats to play with. Her uncle made 4 more paper boats for her. Choose a number sentence to show the number of paper boats she has now. => 4 + 4 = 8 or 4 + 4 = 4 or 4 + 4 = 9 or 4 + 4 = 7..

Gary made 50 paper boats on Friday. Then, he made 14 paper boats on Saturday. Which number sentence can be used to find the total number of paper boats he made? => 50 × 14 = or 50 - 14 = or 50 ÷ 14 = or 50 + 14 =..

Which of these is best modeled by a sheet of paper? => plane or quadrant or line or point..

Find the length of the paper clip to the nearest centimeter. => 3 cm or 2 mm or 3 mm or 2 cm..

Choose the correct estimate for the thickness of a paper. => 10 m or 0.1 km or 0.1 mm or 0.1 m..

Joe made 72 paper boats on the fifth day. Each day he made 9 more than that he made on the previous day. How many paper boats did he make on the first day? => 72 or 27 or 45 or 36..

The thickness of a paper is 0.049 millimeters. Find the total thickness of 9 such papers in millimeters. => 0.049 mm or 0.441 mm or 0.0441 mm or 0.149 mm..

A paper cup is dropped 7 times from a height. It landed on its base 3 times. What is the probability of the paper cup landing on its base? => 1 3 or 1 7 or 4 10 or 3 7..