Question

pls I beg help me answer no 3 and 5 correctly

Answer 1

Answer:

3000

Step-by-step explanation:

Dist. covered in 1 Revolution = 2πr= 2*22/7*4.9/2

= 15.4m

No. of Revolution= 46.2*1000/15.4 = 3000

Answer 2

Answer:

3.

distance to be covered/perimeter of wheel

peeimeter = Π × diameter

=22× 49/70 =15.4 revolutions

Step-by-step explanation:

5

perimeter of henispheres attached = Π×56/2= Π×28 = (22×28)/7 = 616÷7= 88

2×240 +(2×88)= 480+ 616

1096 ans