Answer:
Approximately 2 weeks
Step-by-step explanation:
Given data
Cost of bike= £250
<em>Assuming she works for 6 days</em>
1.Babysitting
6*2.75=£16.5 per day
for 6 days
=16.5*6
=£99
2. Saturday Job
=£27.50
Total earnings for the week
=£27.50+£99
=£126.5 weekly
Hence it will take her
=250/126.5
=1.97 week
Approximately 2 weeks to save up the amount
M=y2-y1/x2-x1
6-5/8-0
1/8
The answer is A
Hope this helps!
Just ask a question and people will answer them for u
Let

be the random variable representing the number of genes that do get mutated. Here

denotes a binomial distribution with parameters

(total number of genes) and

(probability of mutation).
Then the probability that *at most* 4 genes get mutated is

where

You should find that
Rectangle, triangle, and I believe square