Question
Abi and Barbara went shopping. After Abi spent $57s, Barbara had 5 times as much as Abi. If Abi had $21s more than Barbara at first,
  1. Express the amount of money that Abi had at first in terms of s.
  2. If s = 18, find the amount of money that the two lady had left after shopping.
3 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

Abi and Barbara went shopping. After Abi spent $57s, Barbara had 5 times as much as Abi. If Abi had $21s more than Barbara at first,
  1. Express the amount of money that Abi had at first in terms of s.
  2. If s = 18, find the amount of money that the two lady had left after shopping.