Math Riddles Page 15 of 26
Math riddles and math problems for you to use your skills on, check out all of these math problems and see if you can solve them.
141. I bought something on the installment plan. I'm not sure if I got a good deal or not. The payments to date, according to my checkbook, have reached $96. The second cost $2.00 more than the first year; the third year cost $3.00 more than the second; and the fourth year cost me $4.00 more than the third. What were my payments the first year?
142. For Easter, the local candy store held a contest to judge the number of large Easter eggs in a bowl. Bill guessed 35, Joe guessed 29, Ann guessed 28, Sam guessed 33 and Mike guessed 30. One was correct. One was off by 5, one by 1, one by 2 and one by 3. Who was right?
143. hat comes next in this sequence:
72 53 34 25 ? ?
W
144. If a family has four children, what is the probability that all four are the same sex?
145. One orange, one apple and two pears cost 51 cents. Two pears and two oranges cost 42 cents and one apple, one pear and two oranges cost 44 cents. How much will two apples and two oranges cost?
146. Find the number that best completes the following sequence:
3 9 4 16 5 25 6 ?
147. Two clocks were correct at midnight but then one began to gain four minutes every hour. It stopped one and a half hours ago showing 4:48 pm. The clocks run for less than 24 hours. What time will the other clock be showing?
148. What is the next prime number in this series?
2 3 7 19 53 131 ____?
149. Six seamstresses could sew six seams in twenty minutes. How many seamstresses would be needed to sew thirty-six seams in two hours?
150. James is now two-thirds Jim-s age. In three years, he will be three-fourths Jim's age. Three years ago, he was half as old as Jim. The sum of their ages is 15. How old are they now?
