jojo4398
jojo4398 jojo4398
  • 03-01-2019
  • Mathematics
contestada

Can someone please explain to me how to do numbers 2 and 3??

Can someone please explain to me how to do numbers 2 and 3 class=

Respuesta :

jeff2852 jeff2852
  • 03-01-2019
the answer to question 3 is 1 person orders chicken and the other 5 had steak dinner.

the way you work this out is you half 6 which is three and then do 3x14 and 3x17
3x14=42
3x17=51
42+51=93
this is too less so you have to do less of the cheaper meal (14) and more of the dearer one (17) so I went to 1x14 and 5x17
1x14=14
5x17=85
14+85=99
add these together and it makes 99

the answer to question 14 is 5 adults and 3 students

to do this you do exactly the same as how you do question 3
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