Question

15. रमा के व्यय तथा बचत में 5 : 3 का अनुपात है। यदि उसकी आय में
12% तथा व्यय में 15% की वृद्धि हो जाए, तो उसकी बचत में कितने
प्रतिशत की वृद्धि होगी?
(a) 12%
(b) 7%
(c) 8% (d) 13%​

Answer 1

Answer:

if expenses is 500 then saving is 300

then income is 500+300=800

when income increased 12%

800+800×12/100=896 is income now

if expenses increases 15% then it is

500+500×15/100=575 is expenses now

saving=896-575=321

saving increase 21 =21×100/300=7℅

answer is 7℅

(b) 7℅

Answer 2

Answer:

b) 7%

Step-by-step explanation:

you can understand it by reading

just watch the process and repeat in your note