Ratios and rates
The bigger portion when 27 is divided into the ratio 4:5
What is 15?
78 when increased by 32%
What is 102.96
1/2 - 1/6
What is 1/3?
This is the highest common factor of 60 and 54
What is 6?
The smallest portion when 72 is divided into the ratio 3:2:3
What is 18?
847 when decreased by 54%
What is 389.62?
What is 12.9km?
.45 × (1/2+1/6)
(give your answer as a fraction)
What is 3/10?
This is the lowest common multiple of 12 and 20
What is 60?
This is the cost of a $NZ 70 pair of shoes in $US given $1NZ = $0.57US
What is $39.9?
The labour and ingredients for a burger cost $5.60. The restaurant adds a 60% profit margin plus GST of 15%. This is the price a customer would pay for the burger, rounded to the nearest 10c.
What is $10.30?
This is the lowest common multiple of 5, 8, and 12
What is 120?
This is the cost of a £UK 52 pair of shoes if $NZ1 = £UK 0.45
What is $115.56?
A 35% discounted item at a store costs $67, this is what it cost before the discount (to the nearest $1)
What is $103
(2/3)3 ÷ (4/5)2
25/54
This is the highest common factor of 56, 112, and 154
What is 14?
A British friend and an American friend purchase a lottery ticket together. They each put in £UK 1 and $US 1 respectively. They win £280 from the ticket and decide to split that money based on how much each contributed to the ticket. If $NZ 1 = 0.57 $US and $1NZ = £UK 0.45, this is the amount the British friend receives.
What is 156.47?
A laptop costs a store some unknown price from a retailer. They add a profit margin of 38% (ignore GST) and charge customers $966. The store is running 2 promotional deals: A) 20% off full price or B) they will reduce their profit margin to 15%. This is the amount customers will save/lose if they choose option A.
What is a loss of $32.2?
For a party there will be 40 people in attendance. Each person is estimated to drink 1.5 cups (375mL) of juice. Cordial is mixed with water in a 3:17 ratio. 1L (4 cups) of cordial costs $9.45. This is the cost for the juice for the party (to the nearest 10c).
What is $21.30?
1/(1+1/(1+(1/2))
What is 3/5?
This is the list of prime factors of 924
What is 2, 2, 3, 7, 11?