Question

Perform the following calculations to proper
number of significant figures :
(a) 108/7.2
(6) (1.6 x 102)2
(135x 10-6) (0.4) 3.25 x 0.08621
5.6
4.002
(e) (1.0042 - 0.0034) (1.23)
(d)
11
please answer it quickly​

Answer 1

SELECT TO BRAINLIST ANSWER.

Answer 2

Answer:

(a) Steps:

#1: 108 / 7.2

#2: 15

(b) Steps:

#1: 2 * 1.6 * 102

#2: 2 * 163.2

#3: 326.4

#4: 300

(c) decimals: 0)

Steps:

#1: (135 * 10 - 6) * 0.4 * 3.25 * 0.08621 * 5.6 * 4.002

#2: (1350 - 6) * 0.4 * 3.25 * 0.08621 * 5.6 * 4.002

#3: 1344 * 0.4 * 3.25 * 0.08621 * 5.6 * 4.002

#4: 537.6 * 3.25 * 0.08621 * 5.6 * 4.002

#5: 1747.2 * 0.08621 * 5.6 * 4.002

#6: 150.626112 * 5.6 * 4.002

#7: 843.506227 * 4.002

#8: 3375.711921

#9: 3000

(d) Steps:

#1: (1.0042 - 0.0034) * 1.23

#2: 1.0008 * 1.23

#3: 1.230984

#4: 1.23

(e)11 or 1.1e+1