Question

किसी स. श्रेढी में 50 पद है और प्रथम 10 पदों का योग 210 है। अंतिम 15 पदों का
योग 2565 है। यह सं. श्रेढी ज्ञात कीजिए।
​

Answer 1

Answer:

by the way I can explain a first we have to step by step instructions for the yyyyyy the two squares and three of us are going to be there at

Step-by-step explanation:

be there at 8 9 10 11 12 30 40 50 60 the two squares and three of us are going to be there at 8 9 10 11 12 30 40 50 60 the two squares

Answer 2

Answer:

answer hai 21,42,63 hai a. p hai ye short cut method se