A 12 by 25 by 36 cm cereal box is lying on the floor on one of its 25 by 36 cm faces. An ant, located at one of the bottom corners of the box, must crawl along the outside of the box to reach the opposite bottom corner. What is the length of the shortest such path?
66.2 cm
90.1 cm
60.6 cm
45.6 cm
A confused bank teller transposed the dollars and cents when he cashed a check for Ms Smith, giving her dollars instead of cents and cents instead of dollars. After buying a newspaper for 50 cents, Ms Smith noticed that she had left exactly three times as much as the original check. What was the amount of the check? (Note: 1 dollar = 100 cents.)
$28.26
$18.56
$19.87
$12.00
Two students play a game based on the total roll of two standard dice. Student A says that a 12 will be rolled first. Student B says that two consecutive 7s will be rolled first. The students keep rolling until one of them wins. What is the probability that A will win?
7/13
7/19
3/7
9/31
You are given n > 0 of each of the standard denomination US coins: 1¢, 5¢, 10¢, 25¢, 50¢, $1. What is the smallest n such that it is impossible to select n coins that make exactly a dollar?
56
67
23
77
A car travels downhill at 72 mph (miles per hour), on the level at 63 mph, and uphill at only 56 mph The car takes 4 hours to travel from town A to town B. The return trip takes 4 hours and 40 minutes.
273 miles
723 miles
434 miles
none of these
Find Odd One Out?
potato
banana
common
uneven
Near the beach there is a floating ship. Over the board is hauled down a rope ladder with 10 steps. The distance between every two steps is 30cm. The lowest step lays on the water surface. The tide is coming and every hour the water rises with 15cm. When will the water get to the third step of the ladder?
after 2 hours
after 4 hours
Never
after 14 hours
Which is the better bargain: A shirt that is marked down 10 percent from its original price and then reduced an additional 40 percent or the same shirt reduced 50 percent from its original price?
10 percent then 40 percent
50 percent
Neither- they are the same
not enough info
To buy a computer system, a customer can choose one of 4 monitors, one of 2 keyboards, one of 4 computers and one of 3 printers. Determine the number of possible systems that a customer can choose from.
94
96
98
99
In a certain country telephone numbers have 9 digits. The first two digits are the area code (03) and are the same within a given area. The last 7 digits are the local number and cannot begin with 0. How many different telephone numbers are possible within a given area code in this country?
9,000,000
8,000,000
9,000,120
9,004,000