Mathematics, 17.07.2021 07:30, rlevkovch
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.
Answers: 3
Mathematics, 21.06.2019 17:00, figueroajorge8291
Joseph haydn pet store offers wide variety of leashes for dogs. the store purchases one popular type of leash from its manufacturer for $4.38 each. joseph haydn pets marks up leashes at a rate of 238% of cost. what is the retail price of the popular leash?
Answers: 1
Nargis and Tony mark examination papers for an overseas examination board.
Nargis marks a number of...
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