Answer:
Ratios can be shown visually using a graph or a comparison of 2 parts.
Step-by-step explanation:
Answer:
Hello the answer is -23.75
plus +minus=Minus so we will minus it
Answer:
15 hours.
Step-by-step explanation:
20 can be divided into quarters, 3 quarters is 15/20 hours.
On the number line, 1 2 3 4 5 6 7 8 9, 6 is in between 5 and 7.
Answer:
<u>25 hours</u>
Step-by-step explanation:
It takes 5 men 45 hours to build a wall.
So, if no. of men increases by 1.8 [∴ 5 x 1.8 = 9],
then time taken reduces by that same amount.
=> 45 hours / 1.8
=> 45 / (9/5)
=> 45 x 5 / 9
=> 5 x 5
=> <u>25 hours</u>
