A=420 rounded to the nearest 10
B=69.0 rounded to 1 DP
Find the maximum of a x b

Factor p 2 + 18p + 32. (p+ 4)(p + 8) (p + 2)p+ 16) (p + 16)2

Find the quotient. 50a2 – 98b2 -5a +7b

Jackie purchased 3 bottles of water and 2 cups of coffee for the family for $7.35. ryan bought 4 bottles of water and 1 cup of coffee for his family for 7.15. how much does each bottle of water cost? how much does each cup of coffee cost?