PLEASE HELP AM SO DESPERATE FOR HELP

15. a 7.9 miles

     b. NO .

Step-by-step explanation:

From the table, on

Monday = 3 2/5

Wednesday = 4 1/2

Write the distance in improper fractions as;

Monday = 17/5

Wednesday = 9/2

Find the sum as

where the L.C.M is 10

Answer is 7.9 miles

b.

Distance covered on Thursday and Saturday will be

2 2/6 + 3 3/4

14/6 + 15/4 ------the L.C.M is 12

(28+45)/12  

73/12

The distance 73/12 miles for Thursday + Saturday is less than that of Monday + Wednesday 79/10 miles. The answer is NO.

d) 30 units^2

area of rectangle = l × b

we know,

length = 10 unit

breadth = 3 unit

applying the formula,

= l × b

= 10 × 3

= 30 unit^2

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