SAT MCQS


1.A can do a work in 15 days and B in 20 days. If they work on it together for 4 days, then the fraction of the work that is left is :

A.1/4
B.1/10
C.7/15
D.8/15

2. A can do a piece of work in 4 hours; B and C together can do it in 3 hours, while A and C together can do it in 2 hours. How long will B alone take to do it?

A.8 hours
B.10 hours
C.12 hours
D.24 hours
3.A and B can together finish a work 30 days. They worked together for 20 days and then B left. After another 20 days, A finished the remaining work. In how many days A alone can finish the work?
A.40
B.50
C.54
D.60
4.If selling price is doubled, the profit triples. Find the profit percent.
A.66/2-3
B.100
C.105/1-3
D.120
 
5.A vendor bought toffees at 6 for a rupee. How many for a rupee must he sell to gain 20%?
A.3
B.4
C.5
D.6

 
6.A is two years older than B who is twice as old as C. If the total of the ages of A, B and C be 27, the how old is B?
A.7
B.8
C.9
D.10
7.The sum of the present ages of a father and his son is 60 years. Six years ago, father's age was five times the age of the son. After 6 years, son's age will be:
A.12YEARS
B.14 YEARS
C.18 YEARS
D.20 YEARS
 
8.The average weight of 8 person's increases by 2.5 kg when a new person comes in place of one of them weighing 65 kg. What might be the weight of the new person?
A.76KG
B.76.5KG
C.85KG
D.Data Inadequate
E.None of these
 
9.The average age of husband, wife and their child 3 years ago was 27 years and that of wife and the child 5 years ago was 20 years. The present age of the husband is:
A.35years
B.40years
C.50years
D.None of these

10.What should come in place of both x in the equation x/128=162/x

A.12
B.14
C.144
D.196

11.The cube root of .000216 is:
A.6
B.06
C.77
D.87

12.9 persons can repair a road in 12 days, working 5 hours a day. In how many days will 30 persons, working 6 hours a day, complete the work?
A.10
B.13
C.14
D.15

13.A person crosses a 600 m long street in 5 minutes. What is his speed in km per hour?

A.3.6
B.7.2
C.8.4
D.10

14.How much time will it take for an amount of Rs. 450 to yield Rs. 81 as interest at 4.5% per annum of simple interest?
A.3.5 years
B.4 years
C.4.5 years
D.5 years

15.A person takes a loan of Rs. 200 at 5% simple interest. He returns Rs. 100 at the end of 1 year. In order to clear his dues at the end of 2 years, he would pay:
A.105
B.110
C.115
D.115.50

16.Three partners shared the profit in a business in the ratio 5 : 7 : 8. They had partnered for 14 months, 8 months and 7 months respectively. What was the ratio of their investments?
A. 5 : 7 : 8
B. 20 : 49 : 64
C. 38 : 28 : 21
D. None of these
17.It was Sunday on Jan 1, 2006. What was the day of the week Jan 1, 2010?
A. Sunday
B. friday
C. saturday
D. wednesday
18.What will be the day of the week 15th August, 2010?
A.Sunday
B.Monday
C.Tuesday
D.Friday
 
19.Today is Monday. After 61 days, it will be:
A.Wednesday
B.Saturday
C.Tuesday
D.Thursday

20.The percentage increase in the area of a rectangle, if each of its sides is increased by 20% is:
A.40%
B.42%
C.44%
D.46%

21.The largest 4 digit number exactly divisible by 88 is:
A.9944
B.9988
C.9768
D.8888
22.Which of the following is a prime number ?
A.33
B.93
C.81
D.97

23.If a and b are odd numbers, then which of the following is even ?
A.a+b
B.ab
C.a+b+1
D.ab+2
24.The sum of how may tersm of the series 6 + 12 + 18 + 24 + ... is 1800 ?
A.16
B.24
C.20
D.18
E.22

25.What decimal of an hour is a second ?

A..0025
B..00027
C..0256
D..000126


26.If 2994 ÷ 14.5 = 172, then 29.94 ÷ 1.45 = ?
A.0.172
B.17.2
C.1.72
D.172

27.What is the probability of getting a sum 9 from two throws of a dice?

A.1/6
B.1/9
C.1/8
D.1/12
 
28.In a box, there are 8 red, 7 blue and 6 green balls. One ball is picked up randomly. What is the probability that it is neither red nor green?
A.1/3
B.7/19
C.9/21
D.3//4
E.8/21