Question

The average weight of 20 girls was increased by 1 kg if 2 girls of 48 kg, and are replaced by 2 boys. What is the average weight of both the boys,

Answer 1

Answer:

48.5 kg

Step-by-step explanation:

because 2 boys add 1 kg in avg

or each boy adds 0.5 kg

add this to avg wt of 2 girls

so 48+0.5

=48.5 kg...ANSWER

1*20=20kg in total wt