SOLUTION: The mark scored by Henry in his English ,Maths and Science test were in the ratio 4:5:6.He scored 42 mark less in science than the total mark of his English and maths test. How man

Algebra ->  Finance -> SOLUTION: The mark scored by Henry in his English ,Maths and Science test were in the ratio 4:5:6.He scored 42 mark less in science than the total mark of his English and maths test. How man      Log On


   

Question 1163135: The mark scored by Henry in his English ,Maths and Science test were in the ratio 4:5:6.He scored 42 mark less in science than the total mark of his English and maths test. How many marks did he get for his English test??
Answer by ikleyn(52794) About Me  (Show Source):
You can put this solution on YOUR website!
.

The marks are  4x (English),  5x (Math)  and  6x (Science).


The equation is


    6x = 4x + 5x - 42


Simplify and solve


    6x = 9x - 42

    42 = 9x - 6x

    42 = 3x

     x = 42/3 = 14.


ANSWER.  The mark in English is  4*14 = 56.

Solved.