Question

Bob climbed down a ladder from his roof, while roy climbed up another ladder next to him. Each ladder had 30 rungs. Bob went down 2 rungs every second. Roy went up 1 rung every second.

A- let statement
B- system of equations
C-At some points , Bob and Roy were at the same height. which rung were they on ?

Answer 1

A- 30 divided by 2 plus 1

B- 3O rungs

C- Rung two is where they were on