Mr. pham mowed 2/7 of his lawn. his son mowed 1/4 of the lawn. who mowed more of the lawn? how much of the lawn still needs to be mowed

Mr. Pham mowed more than his son.

Total lawn left unmowed

Step-by-step explanation:

Mr. Pham mowed of his lawn.

 (as multiplying same value in both numerator and denominator does not change the value of the fraction)

His son mowed of the lawn.

Now comparing and , we get

As both denominators are same and numerator of later one is smaller than the former one.

Now,

Therefore, Mr. Pham mowed more than his son.

Total lawn mowed is,

Total lawn left unmowed,

the function makes a strait line horizontally with no x intercept but a y intercept at 9.