Question

Aeryn spent 5 days building a

brick wall that had 100 bricks in
it. She got better each day and
managed to lay 4 more bricks
than the previous. How many
bricks did she lay her first day?

Answer 1

Aeryn laid 12 bricks on her first day.
12+16=28, 28+20=48, 48+24=72, 72+28=100
Day 1: 12
Day 2:28
Day 3:48
Day 4:72
Day 5:100