Answer
x≥18
Step-by-step explanation:
3/20 = x/400,
cross multiply
so 20x = 3(400)
20x = 1200
x = 60
Answer: Girls: 20
Boys: 30
Step-by-step explanation: 40% of 50 is 20, which means there are 20 girls.
Subtract 50-20 to get the number of boys, which is 30.
A- because 48% is close to 50% which is 1/2