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. What comes next in this sequence:

72 53 34 25 ? ?

53 = 7 x 7 + 2 x 2 (this is using the two digits in the first number of the sequence 72 to obtain the second number in the sequence), 34 = 5 x 5 + 3 x 3 (this uses the two digits in 53), 25 = 3 x 3 + 4 x 4. The next 2 numbers are 29 (2 x 2 + 5 x 5) and 85 ( 2 x 2 + 9 x 9).

144. If a family has four children, what is the probability that all four are the same sex?

1 out of 8. There are 16 combinations that could exist, but only two are either all girls or all boys.

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?

46 cents. An orange costs 7 cents, a pear costs 14 cents, and an apple costs 16 cents.

146. Find the number that best completes the following sequence:

3 9 4
16 5 25
6 ?

36. Two intertwined series: numerical order and numerical order of squares.

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 ____?

311. It is the sixty-fourth prime number. 2 is the first prime number, 3 is the second, 7 is the fourth, 19 is the eighth, 53 is the sixteenth, 131 the thirty-second.

149. Six seamstresses could sew six seams in twenty minutes. How many
seamstresses would be needed to sew thirty-six seams in two hours?

Six. Each seamstress can sew one seam in twenty minutes, or 3 in an hour, or 6 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?