# Exam Booklet 1 - Mixed Subjects

Compiled from past paper questions from several examining boards.

- Created by: Arjun
- Created on: 22-06-11 09:51

First 151 words of the document:

MATHEMATICS (LINEAR) GCSE PRACTICE EXAM

Time Allowed: 30 Minutes Calculator Allowed

1) The distance from the earth to a star is 8 x 1013 kilometres. Light travels at a speed of approximately 3 x

105 kilometres per second. How long will light take to travel from the star to the earth? Give your answer

correct to 3 significant figures. (3)

2)

a. What is the total cost of a television set if it is priced at £240 plus VAT of 17.5 %? (1)

b. A radio costs £21.60 in a sale. If it had a reduction of 10%, what was its original price? (1)

c. A computer costs £998.75 including VAT at 17.5 %. What is its price before VAT is added? (1)

3) y is proportional to the cube root of x . y = 10 when x = 8.

a) Find an expression for y in terms of x. (1)

b) Calculate (i) y when x = 64. (1) (ii) x when y = 25. (1)

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