Question

पन 10 गुणमा का पारा सारा
Find the sum of the first 10 multiples of 3.
30/3/37
MATHAMATriamMRAATENDATION
HIMATomanamaATEEHAATIOMATICE​

Answer 1

Answer:

10+20+30=60

Hope it helps.....xD

Answer 2

The first 10 multiples of 3 are

3,6,9,12,15,18,21,24,27 ànd 30

a1=3, a2=6, n=10 and last term (a10)=30

$Sn= \frac{n}{2} (a + l) \\ S10= \frac{10}{2} (3 + 30) \\ S10=5 \times 33 = 165$