Question

Indirect & Inverse Proportion

1) If 12 men can make an ice sculpture in 18 hours, how long will it take:

a) 9 men to make the same ice sculpture"

b) 20 men to make the same ice sculpture?

2) Five women can decorate a house for Christmas in 9 hours. How many women are
needed to decorate the house for Christmas in the same way in.

a) 3 hours?
b) S hours?

3. li takes 5 students 20 hours to make a model of the Solar System

a) How long will it takes students to make the model, working at the same rate?

b) How many students are needed to make the model in 2 hours?

4. On a journey of 68 km 25 cars shared a certain volume of petrol adalk 1019 reach

a)If there were only ! ? cars on a journey, how far would each car be able to reach on the
same volume of petrol?

b) If the length of the journey was 5 km. how many cars would be able to reich on the
volume of petrol?​

Answer 1

Answer:

1 A 2 b

Step-by-step explanation:

but it is confusing