Advertisements
Advertisements
प्रश्न
A man bought 25a articles at 30p paisa each and sold them at 20q paisa each. Find his profit in rupees.
Advertisements
उत्तर
Cost price of 25a articles = 25a x 30p
Selling price of 25a articles = 25a x 20q
Now,
Profit = Rs.`(25"a" xx 20"q" - 25"a" xx 30"p")/(100)`
= `(50"a"(10"q" - 15"p"))/(100)`
= Rs.`("a"(10"q" - 15"p"))/(2)`
As per the data: P = Rs.`("a"(10"q" - 15"p"))/(2)`.
APPEARS IN
संबंधित प्रश्न
The area A of a circular ring is π times the difference between the squares of outer radius R and inner radius r. Make a formula for this statement.
Make R the subject of formula A = `"P"(1 + "R"/100)^"N"`
Make a the subject of formula x = `sqrt(("a" + "b")/("a" - "b")`
Make y the subject of formula W = `"pq" + (1)/(2)"wy"^2`
Make d the subject of formula S = `"n"/(2){2"a" + ("n" - 1)"d"}`
Given: mx + ny = p and y = ax + b. Find x in terms of m, n, p, a and b.
Make x the subject of the formula a = `1 - (2"b")/("cx" - "b")`. Find x, when a = 5, b = 12 and
Make m the subject of the formula x = `"my"/(14 - "mt")`. Find m, when x = 6, y = 10 and t = 3.
Make I the subject of the following M = `"L" /"F"(1/2"N" - "C") xx "I"`. Find I, If M = 44, L = 20, F = 15, N = 50 and C = 13.
Make c the subject of the formula a = b(1 + ct). Find c, when a = 1100, b = 100 and t = 4.
