741 P5.ST.JC.18121148
Level 3
Adam wants to buy a TV set.
The usual price of the TV set is $1000.
There is a storewide promotional discount of 20%.
As a privileged card member, he is entitled to another 10% discount of the discounted price.
How much does he pay for the TV set in all?
3 m
Percent of a whole Discount Percent of different bases Units method
742 P5.ST.JC.18121149
Level 1
Adam wants to buy a TV set. The usual price of the TV set is $1000.
He needs to pay a GST of 10%.
  1. How much is the GST?
  2. How much does he pay for the TV set in all?
2 m
Percent of a whole GST Units method
743 P5.ST.JC.18121150
Level 3
The price of a TV set with 5% GST is $1050.
  1. How much does Adam have to pay if the GST is increased to 10%?
  2. How much more must Adam pay because of the GST increase?
3 m
Percent of a whole GST Units method
744 P5.ST.JC.18121151
Level 3
The price of a TV set with 10% GST is $1100.
  1. How much does Adam have to pay if the GST is decreased to 5%?
  2. How much saving does Adam enjoy as a result of the decrease in GST?
3 m
Percent of a whole GST Units method
745 P5.ST.JC.18121152
Level 2
Adam wants to buy a TV set. The usual price of the TV set is $1000.
As a privileged card member, he is entitled to a discount of 10%.
He needs to pay a GST of 5%.
  1. How much is the GST?
  2. How much does he pay for the TV set in all?
3 m
Percent of a whole Discount GST Percent of different bases
746 P5.ST.JC.18121153
Level 2
Adam has $1000 in his bank account.
The bank pays him an annual interest of 5%.
He does not deposit any more money.
  1. What is the interest after a year?
  2. How much will he have in his bank account after a year?
2 m
Percent of a whole Interest Percent of different bases
747 P5.ST.JC.18121135
Level 2
Adam's monthly income is $2000.
He spends 60% and
saves the rest.
How many months will he take to save $4800?
3 m
Percent of a set Units method
748 P5.ST.JC.18121136
Level 2
Adam's monthly income is $2000.
He spends 60% and
gives 10% to his wife
and saves the rest.
How many months will he take to save $4800?
3 m
Percent of a set Units method
749 P5.ST.JC.18121141
Level 1
Adam has 200 red stickers and blue stickers.
40% of the stickers are blue.
  1. How many red stickers are there?
  2. How many less blue stickers than red stickers?
2 m
Percent of a set Percent to units More than or less than Units method
750 P5.ST.JC.18121142
Level 2
Adam has 200 red stickers, blue stickers and green stickers.
40% of the stickers are blue.
There are 10 more red stickers than green stickers.
  1. How many green stickers are there?
  2. How many less red stickers than blue stickers?
2 m
Percent of a set Percent to units More than or less than Units & parts

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