So, adding a negative number is the same as subtracting.
4-3+5-2
Then if you want, you can use the associative property.
(4-3)+(5-2)
1+3
4
Answer:

Step-by-step explanation:
-This is a binomial probability problem.
-Given the probability of catching a cold is 0.03, n=6
#The probability of exactly 3 people catching a cold is calculated as:

Hence, the probability of exactly 3 in 6 people catching a cold is 0.0004928
Answer:
Refractive index of a medium depends upon the refractive index of the surroundings
Income tax. it taxes you on how much you earn.
<span><span>In the UK:
RATE TAX
Personal Allowance Up to £11,500 0%
</span><span>Basic rate £11,501 to £45,000 20%
</span><span>Higher rate £45,001 to £150,000 40%
</span><span>Additional rate over £150,000 <span>45%</span></span></span>
The answer is:
17*(3/14)
More detailed;
3/14 gives us how many it takes to feed 1 person, then we times the amount it takes to feed one person by 17 (to get 17 people)