Percentages 8B
0.5 to %
0.5 * 100 = 50%
5cm, 20cm
5/20 = 1/4 * 25 = 25/100 = 25%
25% of 36
0.25 * 36 = 9
increase 160kg by 10%
0.1 * 160 = 16
160 + 16 = 176kg
15/20 to %
20 * 5 = 100
15 * 5 = 75
75/100 = 75%
12 hours, 1 day
1 days = 24 hours = 12/24 = 1/2 * 50 = 50/100 = 50%
10% of 70
0.1 * 70 = 7
decrease 12km by 25%
0.25 * 12 = 3
12 - 3 = 9km
Write 9/40 as a %
9/40 * 100 = 900/40 = 90/4 = 45/2
22.50%
24g out of 2kg
2kg = 2000g
24/2000 = 12/1000 = 1.2/100 = 1.2%
20% of 45
0.2 * 45 = 9
increase 28,500 by 5%
0.05 * 28,500 = 1,425
28,500 + 1,425 = 29,925
Convert 0.124 to %
0.124 * 100 = 12.4
87cm out of 9m
9m = 900cm
87/900 *100 = 9.666.....%
36% of 3600
0.36 * 3600 = 1,296
decrease 650mL by 40%
0.4 * 650 = 260
650 - 260 = 390
100 students in a school. 1/5 of them got an A. 2/5 of them got a B. What is the percentage of students that scored a B or above?
1/5 * 20 = 20/100 = 20%
2/5 * 20 = 40/100 = 40%
answer is 60%
Hatim is 160cm tall and Billal 180cm is tall. What is the percentage of Hatim's height compared to Billal's?
88.888... %
125% of 600
1.25 * 600 = 750
increase 200L by 5%
0.05 * 200 = 10
200 + 10 = 210L