Question

1 man will, you need to divide in this case).
EXERCISE 9.3
Q1.
If the cost of 15 pens is 450, find the
(i) cost of 5
pens.
(ii) number of pens that can be bought with ? 2880.
A 25 kg rice bag costs 1960, find the cost of 35 kg rice bag,
Q3. A car travels 540 km in 3 hours 36 minutes. Find the distance travelled by the car at
the same speed in 5 hours.
Q4. Speed of a truck is 40 km/hr. Find the distance travelled by the truck in 240 minutes.
Q5. If 4 bananas are sold at 9, find the cost of 18 bananas.
Q6.
Cost of 5 packets of detergent powder is ? 112.50. Find the cost of a dozen such
detergent powder packets.
Q7 There is enough food for 150 people to last for 50 days. If 75 people leave, find how
many days the food would last.​

Answer 1

Step-by-step explanation:

1

I 450/15

cost of 1 pen 30

cost of 5 pens 30×5=600

2 1960/25

cost of 1 bag 78.4

cost of 35 kg 2744