3 + 6 + 9 + 12 +..........+ 300 = ?

Challenger App

★

1M+ Downloads

3 + 6 + 9 + 12 +..........+ 300 എത്ര ?

A15150

B15510

C10550

D16150

Answer:

3 + 6 + 9 + 12 +..........+ 300 = 3(1+2+3+4+........+100) = 3 × {n(n+1)/2} = 3 × {100(101)/2} = 3 × 10100/2 = 15150

Related Questions:

$$Change the following recurring decimal into a fraction.

$0.4\overline{17}$

As nine-digit number 89563x87y is divisible by 72. What is the value of $\sqrt{7x-3y}$