Ques:- Find out the wrong number in each sequence:
10, 14, 28, 32, 64, 68, 132
10, 14, 28, 32, 64, 68, 132
A. 28
B. 32
C. 68
D. 132
Ques:- In what ratio must a grocer mix two varieties of pulses costing Rs. 15 and Rs. 20 per kg respectively so as to get a mixture worth Rs. 16.50 per kg?
A. 3 : 7
B. 5 : 7
C. 7 : 3
D. 7 : 5