Question

IV.3 marks /4 marks questions:
1. In an Arithmetic Progression 46 term and 8h term are in the ratio 1:2. If the 10" term
is 30. Find the Arithmetic Progression.
2. The sum of three numbers in an Arithmetic Progression us 12 and their product is 48.
Find those numbers.
3. The angles of a quadrilateral in an Arithmetic Progression. If the least angle is 15,
then find the remaining angles.
4. If 'm' times the nth term of an A.P is equal to 'n' times its nth term, show that its
(m+n) term is Zero.
5. Find four numbers in AP whose sum is 20 and the sum of whose squares is 120.
6. A man repays a loan of Rs. 3,250/- by paying Rs.20/- in the first month and then
increases the payment by Rs. 15 every month. How long will it take him to clear the
loan?
7. If the sum of 3 and 8 terms of an A.P is 7 and the sum of 74 and 14th terms is -3,
find the 10" term.
8. the sum of first seven terms of an Arithmetic Progression is 182. If its 4 and 17th
terms are in the ratio 1:5, find the Arithmetic Progression.
5o .​

Answer 1

NANBA...

Is this question.... OMG I can t understand