1. A 1000 cm long rectangular room has an area of 35000 cm?. Calculate its width (2)
2. From a set of first 20 odd numbers, what is the probability that the outcome is:
a. A factor of 20
(1)
b. A prime number
3. The ratio of number of white tiles to blue tiles on a wall is 7: 8. If the total number of tiles is 180,
a Workout the number of white tiles.
(2)
b. Find the number of blue tiles.
(2)
4. The quantity of rice sold in 6 days is recorded as:
10 kg, 10 kg, 8 kg, 9 kg, 12 kg, 11 kg
a. What is the range of the quantity of rice sold?
b. Work out the median quantity
c. Find the mean quantity of rice.
(2)
(2)
(3)
5. There are 12 - kg fruits at a shop. Out of these 9kg are sold.
3
Find the quantity of fruit remaining in the shop.
(3)