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

HELP What made the heat still more unendurable, the supply of fresh water was now almost exhausted; what remained had become so filthy and nauseous that the wan

Describe the scenes preferred by landscape painters

Which atom in the pictured molecule will have the strongest partial positive charge?.

A conducting sphere has a net charge of –6. 4 × 10–17 c. What is the approximate number of excess electrons on the sphere?.

Find the X and Y intercepts of the graph of -4X+Y=10 State each answer as an integer or a proper fraction in simplest form

how cold does it have to be to evaporate boiling water

explain the health benefits of regular aerobic exercise, and discuss why swimming is favored as both fitness and therapeutic exercise.

Elija un alimento cuyo cultivo implica la explotación de recursos naturales y plasmarlo en un cartel

For question 17-24 divide to find two equivalent fractions

Rewritten notes are the ""meat"" of a study guide. True or false