Answer:
A pile of pennies
Step-by-step explanation:
Answer:
26.25 mm
Step-by-step explanation:
On the blueprint of a house, 42 millimeters represents 8 meters. Thus,
42 mm - 8 m,
x mm - 5 m,
mathematically,

Answer: a= (4x-1)(6x+9)
Step-by-step explanation:
area= length x width
(104+137+154+131+x) / 5 = 130
The calculation part I would like to leave it for you. It's a good practice.
Answer:
rs 38.
Step-by-step explanation:
Total cost of the 80 books = 80*30 = rs 2400.
He had 60 books to sell and made a 5% loss.
Thus his income from these books was 2400 - 0.05*2400 = rs 2280.
So the selling price of each book was 2280 / 60 = rs 38.