Question

Hello guys !! need help plsss convert this into basic units......

1) 28.7pm
2)15.15pm
3)25365mg

it's very urgent plssss ʕ•ٹ•ʔ

Thankyou ☺☺

Arya;) ✌✌

Answer 1

hey here ur ans arya
1 pm = 10-12 m
28.7 pm = 28.7×10-12 m = 2.87×10-11 m
(ii) 1 pm = 10-12 m
∴15.15 pm = 15.15×10-12 m = 1.515 ×10-11 m
(iii) 1 mg = 10-3 g
25365 mg = 2.5365×104×10-3 g

Now,
1 g = 10-3 kg
2.5365×10 g = 2.5365×10×10-3 kg
∴25365 mg = 2.5365×10-2 kg