Help please ! Questions 1, 2, & 3 .

9/25

2

3.5

Step-by-step explanation:

0.36 as a fraction :

(0.36 / 1)

Multiply both numerator and denominator by 100

36 / 100

Reduce to lowest form

Divide both numerator and denominator by 4

9/25

2.

√3 = 1.732

=2 (nearest whole number

3.)

Approximate value of √12

√12 = 3.4641016

= 3.5

-2 is the right

0.02

step-by-step explanation:

time of 9 192 631 770 periods of the radiation corresponding to the transition between the 2 hyperfine levels of the ground state of the caesium 133 atom at 0 k (but other seconds are sometimes used in astronomy)