Ques 1- Find the difference between the median and mode for given data-
1, 1.1, 2.1, 3.1, 1, 2, 3.3, 4, 5, 2.4, 6.
a) 1
b) 1.4
c) 2
d) 2.4
Ques2- What is the value of x if the mean of 21, 26, 49 and x is 32?
a) 30
b) 36
c) 32
d) 34
Ques3- Mode of the observations-
10, 11, 16, 17, 12, 13, 17, 16, 16, 12, 16, 10, 15, 16, 10 is
a) 13
b) 15
c) 16
Ques4- The mean of six observations is 8. If each observation is multiplied by 3, then the new mean becomes
a) 11
b) 8
c) 48
d) 24
Ques5- By what minimum digit should 4320 be multiplied to make it a perfect cube?
4320?
a) 10
b) 20
c) 30
d) 50
Ques6- The sum of the perfect squares between 82 and 172 is:
a) 365
b) 615
c) 534
d) 254
Ques7- Find the unit digit of the expression-
119^27 × 118^40
a) 4
b) 6
c) 9
d) 2
Ques8- The price of 17 lemons, 19 oranges and 23 bananas are 786 and 51 lemons, 57 oranges, and 70 bananas are 2428. What is the price of 1 banana?
a) 80
b) 70
c) 67
d) 75
Ques9- If x = 2 + 2^1/2, then what is the value of x^2 + 4 /𝑋^2 ?
a) 16
b) 12
c) 10
d) 24
Ques10- If x -1/𝑋= 3 then find x^3-1/𝑋^3= ?
a) 36
b) 27
c) 64
d) 48
ANSWER:-
Q.1 (A)
Q.2 (C)
Q.3 (C)
Q.4 (D)
Q.5 (D)
Q.6 (C)
Q.7 (A)
Q.8 (B)
Q.9 (B)
Q.10 (A)
0 comments:
Post a Comment
MAHENDRA GURU