Ques:- Find the ratio in which rice at 7.20 a kg be mixed with rice at 5.70 a kg to produce a mixture worth Rs. 6.30 a kg.
A. 1 : 3
B. 2 : 3
C. 3 : 4
D. 4 : 5
Ques:- If (n – 1) is an odd number, what are the two other odd numbers nearest to it?
A. n, n – 1
B. n, n – 2
C. n – 3, n + 1
D. n – 3, n + 5
Ques:- Meeta is two years older than Sunita. After six years the sum of their ages will be seven times their present age. Find out the age of Meeta
A. 6 years
B. 8 years
C. 10 years
D. Data inadequate