Question

Q9. (I) Rakesh went to watch movie. He paid Rs. 360/-.
Let no. of adults be x and no. of kids be y
Express the problem mathematically
a) 90x+60y=360
b) 60x+90y=360
c) 60x+60y=360
d) 90x+90y=360​

Answer 1

Step-by-step explanation:

a)90x+60y=360

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Answer 2

Given : Ticket Price for adults is rs 90 & for kids = 60  . Rs 360 spent

To find : Express the problem mathematically

Solution:

Number of Adults = x

Ticket price of Adult = Rs 90

Total cost for adults = 90x  Rs

Number of Kids = y

Ticket price of kid = Rs 60

Total cost for kidss = 60y  Rs

Total Cost =  Total cost for Adults + Total Cost for Kids

=> Total Cost = 90x + 60y  Rs

Total Cost =  Rs 360

Equating total cost

=> 90x + 60y  = 360

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