
Ques:- About the number of pairs which have 16 as their HCF and 136 as their LCM, we can definitely say that
A. Only one such pair exists
B. No such pair exists
C. Only two such pairs exist
D. Many such pairs exist
Ques:- In what ratio must a grocer mix two varieties of tea worth Rs. 60 a kg and Rs. 65 a kg so that by selling the mixture at Rs. 68.20 a kg he may gain 10%?
A. 3 : 1
B. 3 : 2
C. 3 : 4
D. 4 : 5
Ques:- What was the day of the week on 28th February, 1995?
A. Monday
B. Tuesday
C. Wednesday
D. Thursday
Ques:- A and B enter into a partnership for a year. A contributes Rs.1500 and B Rs.2000. After 4 months, they admit C, who contributes Rs.2250. If B withdraws his contribution after 9 months, how would they share a profit of Rs.900 at the end of the year?
A. 1 : 1 : 1
B. 1 : 2 : 3
C. 6 : 8 : 9
D. 8 : 6 : 9
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