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Arada [10]
3 years ago
11

Select all rational numbers I need help asap​

Mathematics
1 answer:
USPshnik [31]3 years ago
5 0
The correct answers are a, c, & d. any numbers including a square root sign or pi are not rational numbers!
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Correct 0.04945 to two significant figures.​
patriot [66]

Answer:

0.049

Step-by-step explanation:

Since the number next to nine is four so we just write out the first two significant figures which excludes zero

6 0
4 years ago
A) the half life of the substance is how long it takes to decay to half its original mass?
kati45 [8]

Answer:

15?

Step-by-step explanation:

it's at just about 15 on the graph I think, sorry I can't see it that well

8 0
3 years ago
What’s two plus two times 9 sixteen times
anastassius [24]

576

Explanation: 2+2 = 4

4x9 = 36

36x16 = 576


Pls mark brainliest!
4 0
3 years ago
Read 2 more answers
Change 0.47 (with just the 7 repeating) into a fraction
Alexxx [7]

Answer: 47/100

Step by-step explanation:

3 0
3 years ago
What is the least 4 digit number that can be divided by 20 and have a remainder of 5?
Vikentia [17]
One way is brute force or experiment

20*10=200
20*100=2000
20*50=1000, that is the first 4 digit  number
now add 5
1005

the answer is 1005
5 0
3 years ago
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