Mathematics
Mathematics, 03.08.2021 04:00, NJSX54661

Nargis and Tony mark examination papers for an overseas examination board. Nargis marks a number of Question A. In one hour she marks x questions,

(a) Write down an expression, in terms of x, for the average time, in minutes, that Nargis

takes to mark one Question A.

1

Tony marks a number of Question B. In one hour he marks (6 - 27) questions,

(b) Write down an expression, in terms of x, for the average time, in minutes, that Tony

takes to mark one Question B.

The average time for Tony to mark one Question B is 2 minutes more than the average

time for Nargis to mark one Question A

(C) Using all the information given, write down an equation in x.

(d) Show that this equation simplifies to x'- 27x- 810 0

(e) Find the value of x

Tony is paid at a rate of £10.80 per hour.

(1) Calculate how much Tony is paid for marking each Question B.

answer
Answers: 3

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