Fractions + Percentages Flashcards
1
Q
Jack spilt 2/3 of the water
Jill spilt 2/5 of reminder
What fraction of original was left?
A
(2/3+1/3) x 2/5 = 1/5
2
Q
After i had started with 1/5 of my money + then I had spent 1/4 of what was remaining i had £15 remaining
How much did i start with?
A
Amount remaining is equal to 3/4 x 4/5 of my money
3
Q
Height increase 30% between 5th + 10th bday
Increased by 20% between her 10th + 15th bday
What percentage between 5th + 15th did her height increase?
A
P% = x p/100
Height on 15th birthday = her height on 5th multiplied by
1.3x1.2= 1.56
So increase by 56%
