nawalyousif63r nawalyousif63r

29-02-2020
Mathematics

contestada

It takes one examiner 56 hours to mark 90 exam papers.
How long should it take 7 examiners to mark 90 exam papers?
Please ! I need help on this one!!!!!

Respuesta :

29-02-2020

Step-by-step explanation:

one examiner = 56 hrs for all 90 papers

7examiners tells is that the time to mark it will be reduced meaning:

56hours/7 examiners is 8 hrs for all paper to be marked

Answer Link

Otras preguntas

A sled is moving at a constant speed down a surface inclined at 45.0° with the horizontal and travels 30 meters in 4 seconds. Calculate the vertical velocity of

What is the Final Solution??

Which sentence BEST supports the writer’s position? a. However, do they realize that building the theater on Asbury Woodlands will destroy the prime breeding gr

A gas occupies 900.0 mL at a temperature of 27.0 . What is the volume at 132.0 °C?

Angel bought 8 oranges and 11 apples for a total of $15.22. He knows that each orange costs $0.50 and reasoned that each apple must cost a little more than $1.0

When did Japan surrender? a. after the first atomic bomb was dropped b. the day the Soviet Union invaded Manchuria c. the day after Germany and Italy surrend

What is the range of pressure in Earth’s interior where rock with a density range of 9.9 to 12.2 g/cm3 is found? (1) 0.2 to 1.4 million atmospheres (2) 0.8 to 2

The difference between an observational study and an experiment is that A . in an observational study, only one group is studied, and in an experiment, two gro

If the triangles in the diagram are congruent, what is the value of x?

1. The best way to get vitamins and minerals is to A. take vitamin supplements. B. drink as much fruit juice as possible. C. eat more fruits than v

ACCESS MORE EDU ACCESS