Problem Solving Term 1 24.02.16

Please solve the following problems . Show your working so that we can understand your thinking.

GI Zoo Prices         Adult:              $14                                             Child under 12 : #

1. It cost the Naidoo family of 2 adults and 3 children $61 to go to the zoo. What is the missing price on the board?
2. For 4 days of the week the zoo has a concession for schools. $10 each for the first 100 children and then $12 each for the others. What would a school pay if there are 127 children?
3. On a Friday evening  the zoo has a special rate for  school children:for every paid 7 children 2 get to go in free.  What would it cost a school with  147 children?

Answer for :

1. 14+14=28 333=11 28+33=$61✓
2. 10x100=1000 so 12 x 27 = 324 so 1000+324= 1324✓
3. 147 9 = 16 r 3

16 x 7 = 112

112 x 11 = 1232
11 x 3 = $33

1232 + 33 = $1265 for the 147 children