Question

The teacher tells the class that the highest marks obtained by a student in her class is the lowest mark plus 7 .the highest score in the class is 87.what will be lowest score​

Answer 1

Answer:

lowest number is = 8.7- 7= 1.7

Step-by-step explanation:

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Answer 2

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$\huge{\sf{\star{Solution-:}}}$

Let the lowest marks is = x

Given that -:

Highest marks - twice the lowest marks plus 7

Highest marks - 2x + 7

Also,

Highest marks - 87

Thus ,

2x + 7 = 87

2x = 87 -7

2x = 80

x = $\bf{\large{\frac{2}{80}}}$ = 40

Lowest Marks = 40

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