P5 Math: Total of 2 items with different quantities and different values

The question type below deals with 2 different items, each with different individual values and quantity. 

One item bought has a larger quantity that the other.
The total value of both items and their individual value difference a
re given.

Such questions often appear in P5 mid year exam onwards.
This is a paper 2 question so calculator is allowed.

A tougher version of this question for P6 students can be found here.
An easier version of this question for P4 students can be found here.

Calista bought 6 more dolls than hairbands from a shop.
Each doll costs $11 and each hairband costs $7.
She spent a total of $156 of all the hairbands and dolls.

How many dolls did she buy?

Classic Porcelain Dolls


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