Problem Solving MCQ Set 32

Question: A can complete a project in 20 days and B can complete the same project in 30 days. If A and B start working on the project together and A quits 10 days before the project is completed, in how many days will the project be completed?

1. 18 days
2. 27 days
3. 26.67 days
4. 16 days

Question: Which amongst the following investments has the lowest return?
a. 7% Rs.100 shares at Rs.120
b. 8% Rs.10 shares at 13.50
c. 9% Rs.50 shares at Rs.54

1. a
2. b
3. c
4. a and c

Question: The classic problem of a monkey and the greased flag pole . The height of a certain flag pole is 30 feet. Grease is applied to the pole. A monkey attempts to climb the pole. It climbs 3 feet every second but slips down 2 ft in the next second. When will the monkey reach the top of the flag pole?

1. 56 secs
2. 27 secs
3. 60 secs
4. 55 secs

Question: How many squares can be formed using the checkered 1 * 1 squares in a normal chessboard?

1. 64
2. 204
3. 1296
4. 65

Question: Solve for real 'x' if :

1. x > 9
2. 0 < x < 9
3. x < 0
4. None of these

Question: If log 2 = 0. 3010, then find how many digits are contained in the number 256.

1. 15
2. 16
3. 17
4. Cannot be determined