Numbers Questions

What is the value of 10.2+10.02+10.002+... upto 9 terms

(61 + 62 + 63 + ......... +110) = ?

The number 3521is divided by 8. What is the remainder?

How many numbers are there between 1 to 200 which are divisible by 3 but not by 7?

Among three numbers, the first is twice the second and thrice the third. If the average of three numbers is 429, then what is the difference between the first and the third number?

A fraction becomes 6/5 when 5 is added to its numerator and becomes 1/2 when 4 is added to its denominator. What will be the value of the fraction?

If A = 1 – 10 + 3 – 12 + 5 – 14 + 7 + ... upto 60 terms, then what is the value of A?

What is the sum of first 40 terms of 1 + 3 + 4 + 5 + 7 + 7 + 10 + 9 + ....?