Question

Properly solve your answer​

Answer 1

Answer:

the answer is x=45,Y=70

Step-by-step explanation:

i think

70-45=25

X-Y=25

hence proved

Answer 2

Answer:

$\huge{\boxed{\rm{\red{Option =C}}}}$

Step-by-step explanation:

Width of the class interval x-y=25

1)X=60 and y=25 the width is 35

2)X=40 and y=25 the width 15

3) X=45 and y=70 the width 25

4)X=50 and y=30 the width is 20

width of the class is the difference between the upper boundaries and lower boundaries of the class