數學加油站 18.11.2020 (Division of Decimals-Word Problems)

數學加油站 18.11.2020 (Division of Decimals-Word Problems)

Multiple Choice

Mr Strong eats 0.06 kg of rice each meal. There are 12.6 kg of rice at home. How many meals can he have?

•  $12.6\div0.06$ 

•  $0.06\div12.6$ 

Multiple Choice

 $12.6\div0.06=$   

•  $126\div6$  
  

•  $126\div60$  
  

•  $1260\div6$  

Multiple Choice

Mr Strong eats 0.06 kg of rice each meal. There are 12.6 kg of rice at home. How many meals can he have?

 $12.6\div0.06$  
 $=$  

• 21

• 210

• 2100

Multiple Choice

8 cup noodles cost 37.2 dollars. How much does each cup noodle cost on average? (Round off the answer to the nearest tenth of a dollar.)

• $37.2\div8$

• $8\div37.2$

Multiple Choice

8 cup noodles cost 37.2 dollars. How much does each cup noodle cost on average? (Round off the answer to the nearest tenth of a dollar.)

 $37.2\div8$  
 $=$  

• 4.7 (rounded off to the nearest tenth of a dollar)

• 4.6(rounded off to the nearest tenth of a dollar)

• 4.65(rounded off to the nearest tenth of a dollar)

Multiple Choice

A heavy object weighs 22.3 kg. 3 people lift it together. How many kilograms does each people lift on average? (Round off the answer to the nearest hundredth.)

• $3\div22.3$

• $22.3\div3$

Multiple Choice

A heavy object weighs 22.3 kg. 3 people lift it together. How many kilograms does each people lift on average? (Round off the answer to the nearest hundredth.)

 $22.3\div3$  
 $=$  

• 7.43 (rounded off to the nearest hundredth)

• 7.44 (rounded off to the nearest hundredth)

• 7.4 (rounded off to the nearest hundredth)

Multiple Choice

The cost of a pineapple bun is 4.5 dollars. Crystal has 26.8 dollars. How many pineapple buns can she buy at most? How much money is left?

• $4.5\div26.8$

• $26.8\div4.5$

Multiple Choice

The cost of a pineapple bun is 4.5 dollars. Crystal has 26.8 dollars. How many pineapple buns can she buy at most? How much money is left?

 $26.8\div4.5$  
 $=$  

• 5...4.3

• 5...43

• 5...0.43

• 6...4.3

Multiple Choice

 The cost of a pineapple bun is 4.5 dollars. Crystal has 26.8 dollars. How many pineapple buns can she buy at most? How much money is left?

 $26.8\div4.5$  

 $=5...4.3$  

What is/are the correct statement(s)?

• She can buy 5 pineapple buns at most. 

• She can buy 5 pineapple buns at most. $4.3 are left.

• She can buy 6 pineapples at most.

Poll

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• ok

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