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.
Fill the 200mL beaker all of the way. Using the water in that beaker, fill and pour out the 30mL twice and the 40mL three times. You should be left with 20mL in the 200mL beaker.
A vertical number line resembles a thermometer. It emphasizes
that we count up in the number system. Vertical
number lines are just alternative way to look at the numbers.
This is commonly used in adding or subtracting
For example: 5 – 3
5 is the start, the sign determines whether you go down or
go up, the minus sign denotes down then so the last number denotes how many
steps you are going down where you land is the answer. The same goes with
addition but instead of down, the plus sign denotes going up.
Answer:
Step-by-step explanation:
To the left of 0 the numbers are negative. -1 5/6 is the last mark before -2. Each part is split into 6. 2 1/3 is positive so it is to the right of 0. 1/3=2/6 so it would be 2 marks after positive 2.
