(A) 70
(B) 81
(C) 83
(D) 90
__ is a number which tells how often a value occurs.
(A) Average
(B) Mod
(C) Mean
(D) Frequency
If two numbers are 20% and 50% more than a third number, then ratio of two numbers is?
(A) 1∶2
(B) 3∶4
(C) 4∶5
(D) 5∶7
If x√y=x8, then what is the value of y?
(A) 8
(B) 16
(C) 32
(D) 64
Smith spend 400 rupees in getting a box of pencils and sells it at rupees 600. What is the percentage of Profit of Mr. Smith?
(A) 20%
(B) 25%
(C) 40%
(D) 50%
If √2x+2=√x+30, value of x is?
(A) 28
(B) -28
(C) 16
(D) 20
If 6 men works 8 hours a day and earn Rs 720 per week. If 8 men works 6 hours a day then what will be the earning per week?
(A) 720
(B) 200
(C) 770
(D) 870
If 4y=64, then what is the value of y2?
(A) 3
(B) 9
(C) 16
(D) 32