Page 34 - 新思维数学活动用书6 样章
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2.3 Common multiples and factors
What is special about the numbers in the shaded area?
10 A light flashes every 4 minutes and a bell rings every 5 minutes.
If the light flashes and the bell rings at the same time, how long will it be until this
happens again?
11 Omar packs boxes of mangoes
and boxes of peaches.
Each box contains the same
number of fruits. Mangoes Mangoes Peaches
Organic & Fresh
Organic & Fresh
Organic & Fresh
Omar packs 56 mangoes and
49 peaches.
Ahmed says, ‘There will be 8 pieces of fruit in each box.’
Hassan says, ‘There will be 7 pieces of fruit in each box.’
Who is correct? Explain your answer.
12 Cakes are sold in packs of eight.
Mr Mason wants to buy enough cakes to share equally between six people
with no cakes left over.
What is the smallest number of packs he can buy?
Show your working.
33
