math day competition

From a class of 32 students, 4 are to be chosen for a competition. In how many ways can this be don..

Question: Twelve students are participating in a competition. In how many ways can the first 3 prizes be won? Answer: Number of students participating in the competition = 12 The number of ways in which the first three prizes can be won = P (12,3) = 12 x 11 x 10 = 13..

Question: From a class of 12 boys and 10 girls, 10 students are to be chosen for a competition, including atleast 4 boys and 4 girls. 2 girls who won prizes last year should be included. In how many ways the selection can be made? Answer: There are 12 boys and 10 girls in the ..

Andrew won 9 out of 18 competitions. What percent of the competitions did he win? => 60% or 50% or 55% or 58%..

On which day of the week does the last day of the month shown fall? => Sunday or Tuesday or Saturday or Monday..

The frequency table shows the number of students who participated in different competitions. Find the number of students who participated in dancing. => 19 or 25 or 32 or 12..

The ages of 6 people participating in a swimming competition are 31, 25, 34, 22, 19, and 26. Find the median age of the participants. => 26.5 years or 25.5 years or 25 years or 26 years..

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..

How many hours are there in a day? => 32 hours or 24 hours or 20 hours or 12 hours..

Anny participated in a fancy dress competition in which each participant was given just a minute to perform. The competition started at 9:30 a.m. Anny was the 10 th participant. What time was it when she was on the stage? => 9:40 a.m or 9:40 or 10:30 a.m or 9:39 a.m..