Ques:- The cost of Type 1 rice is Rs. 15 per kg and Type 2 rice is Rs. 20 per kg. if both Type I and Type 2 are mixed in the ratio of 2 : 3, then the price per kg of the mixed variety of rice is
A. Rs. 18
B. Rs. 18.50
C. Rs. 19
D. Rs. 19.50
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:- Find the value of ( 0.75 * 0.75 * 0.75 – 0.001 ) / ( 0.75 * 0.75 – 0.075 + 0.01)
A. 0.845
B. 2.312
C. 1.908
D. 0
E. 1