Apair of monthly expenses of a family on mill is fixed which is rs 700 and remaining varies with quantity of milk taken extra at the rate of rs 25 per litre

answer:

extra milk required = x litre

total expenditure = y

cost of extra milk = rs. 25/litre

extra expense = 25×x = rs. 25x

fixed expense = rs. 700

total expense = fixed expense  + extra expense

⇒  y = 700+25x

step-by-step explanation:

there you go : )

7! = 7×6×5×4×3×2

3! = 3× 2

as 7! is multiple of 3! because 7! contains 3! that is 3× 2 as factor

so 7! /(3! ) = 7× 6× 5× 4

= 42 × 20

= 840

its b) 840✌✌✌

dhruv⭐

25

step-by-step explanation: