Answer:16,625,169,9
Step-by-step explanation:
Find the square root of the number and if it’s even and there’s no decimal than it’s a perfect square
Answer:
48
Step-by-step explanation:
Answer:
0.15
Step-by-step explanation:
0.3*0.5=
3*5=15
15/100=0.15
(brackets mean multiply)

Hope you could get an idea from here.
Doubt clarification- use comment section.
Answer:
Last option (bottom right)
Step-by-step explanation:
The scientific notation for 0.002 is
(you move the decimal 3 to the right to get 2)
multiply the number of mustard seeds with this and you get 80. In scientific notation it is
(move the decimal 1 to the left to get 8.0)