Please solve the following problems . Show your working so that we can understand your thinking.
GI Zoo Prices
Adult: $14
Child under 12 : #
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- 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?
14x2=28
61-28=33
333=$11 for each child.
- 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?
10x100=1000
12x27=324
1000+324=$1324
- 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?
1479=16 remainder 3
16x7=112
112 x 11=1232
1232+33=1265