SSC Government Jobs Exams Numerical Ability Arithmetic

If 0 < a < 1, then the value of a + 1/a is โ€”

(A) Greater than 2

(B) Less than 2

(C) Greater than 4

(D) Less than 4

Read Solution (Total 2)

SSC Other Question

A and B are two alloys of gold and copper prepared by mixing metals in the ratio 7:2 and 7:11 respectively. If equal quantities of the alloys are melted to form a third alloy C, the ratio of gold and copper in C will be-

a. 5 : 7
b. 5 : 9
c. 7 : 5
d. 9 : 5
Simplify โ€”

โˆš[(12.1)2 - (8.1)2 รท [(0.25)2 + (0.25) (19.95)]

(A) 1

(B) 2

(C) 3

(D) 4