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What is the unit digit of 217^413*819^547*414^624*342^812

The ratio of ages of the father and mother was 11:10 when their son was born . the ratio of ages of the father and mother will be 19:18 when the son will be twice his present age . what is the ratio pf present ages of father and mother?

product of digits of a 2 digit number is 18. If we add 63 to the number, the new number obtained is a number formed by interchange of the digits. Find the number.
a) 92 b) 29 c) 36 d) 63

5½+3¾=12-?
a) 2½
b) 3¼
c) 4¾
d) 2¾

how can I get current affairs

3√65*23.93-31.04=?
(a) 98
(b) 65
(c) 102
(d) 435

anand took a loan for 6years at the rate of 5% p.a. simple interest. If the total interest paid was Rs.1230, then find the principal?
Rs. 4100
Rs. 5100
Rs. 4900
Rs. 4400

hindi questions kyu nahi hai

In summers, the meter scale of a cloth merchant expands by 25%. By what percentage should he make up the cloth so that even after giving a 10% discount on the list price, the merchant still makes a profit of 8%?

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