Answer:
144.
Step-by-step explanation:
Sum of n terms = (n/2)[a1 + l] where a1 = first and l = last term.
There are ( 1 + 23) / 2 = 12 terms in this series.
So the sum = (12/2) [ 1 + 23]
= 6 * 24
= 144.
Answer:
30p
Step-by-step explanation:
10-6.1=3.9 POUNDS was the total cost of everything
6*0.25=1.5 pounds (was what he paid for the 6 apples)
3.9-1.5=2.4 pounds (was what he paid for the 8 pears)
2.4/8=0.3 pounds (the price per pear)
Answer:
4/5
Step-by-step explanation:
Use the slope formula. after you find the slope put it in slope intercept form.
slope formula is
Slope intercept form is y=mx+b m=slope b=y intercept