SoccerHalo

06.06.2021 • 

Mathematics

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)

Ответ:

stinematesa

25.06.2021

Mathematics

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you can simplify rations just like you simplify fractions. Whenever you are able to evenly divide both parts of the ratio with out changing the equation's answer, you are able to.

for example

if it were 3:6, you can simplify this by dividing these both by 3, leaving you with 1:2.

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