Question

Cost of one article is 70 a2b2 find the cost of 6a2b3 article of same kind​

Answer 1

Answer:

420 a⁴b⁵  

Step-by-step explanation:

Apply the concept of unitary method

Cost of one article = 70 a2b2

Cost of 6a2b3 article = 70 a2b2 × 6a2b3

                                   = 420 a⁴b⁵  

( In sum of exponent power with same base get added together)

Answer 2

Answer:

Loss % =

C.P

C.P.−S.P.

×100

=>

C.P.

C.P.−704

×100=12

=>C.P.−704.=

100

12

C.P.

=>0.88C.P.=Rs704

=>C.P.=Rs800

And Loss =Rs800−704=Rs96