Question

a pencil box and a notebook together cost $6.28. the notebook costs $0.50 more than the pencil box. how much does the notebook cost?

Answer 1

$3.39

Explanation:

let pencil cost be a

notebook cost $0.50 more then pencil= a+$0.50

but pencil and notebook =$6.28

a+a+0.50=6.28

2a=6.28-0.50

2a=5.78

a= 2.89

therefore notebook=a+0.50

=2.89+0.50

= $3.39