A) 0,8
b) 0,03
3. Write the value of each digit in this number: 315,24.

3×100+1×10+5×1=315 or 3×10 (2)+1×10 (1)+5×10 (0)

(0,1&2 in bracket are the power)

2×10+4×1=24 or 2×10( 1)+4×10( 0)

(Again, 0 and 1 in bracket are power)

Therefore, 315=3×100+1×10+5×1 and 24=2×10+4×1

Please mark me brainliest

30 units^2

step-by-step explanation:

area is l × w

the length is 3

and the width is 10

3 × 10= 30 units squared

i need a picture

step-by-step explanation: