Q8.
Ahmed sells different types of cake in his shop ,The cost of each cake depends on its type and its size
Every small cake costs Sr and every large cake costs $(2x + 1).
(a) The total cost of 3 small lemon cakes and 2 large lemon cakes is $12.36.
Find the cost of a small lemon cake
(b) The cost of 18 small chocolate cakes is the same as the cost of 7 large chocolate cakes.
Find the cost of a sinall chocolate cake
(c) The number of small cherry cakes that can be bought for S4 is the same as the number of large
cherry cakes that can be bought for $13
Find the cost of a small cherry cake.
$
(d) Petra spends S20 on small coffee cakes and $10 on large coffee cakes.
The total number of cakes is 45.
Write an equation in terms of x.
Solve this equation to find the cost of a small coffee cake
Show all your working.
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