4 years ago

Help and hurry !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Mathematics

2 answers:

denpristay [2]4 years ago

5 0

Answer:

The expression is, B)

Step-by-step explanation:

Since, the sum of an A.P. is,

Where, n is the number of terms,

a is the first term of the A.P. ,

is the last term of the A.P. ,

Here, we have given,

a = 102, = 159, and n = 20,

Thus, the sum of the given A.P. is,

Which is the required expression.

Allushta [10]4 years ago

3 0

I’m pretty sure it’s the 4th one

You might be interested in

Help with this one please

den301095 [7]

point R ((:

reason being (-5,-6) over the y axis is (5, -6)

3 0

4 years ago

city water tank holds 20 gallons of water. A technician empties 25% of the tank. How many more gallons of water must be removed

eduard

Answer:

Step-by-step explanation:

7 0

3 years ago

I need help. plz don't send those links

Burka [1]

Answer:

You didn't add a link or an image or anything...

Step-by-step explanation:

8 0

3 years ago

Find the volume of a sphere with a surface area of 36straight pi in2

BabaBlast [244]

V=(4/3)(pi)(r^3)
A=4(pi)(r^2)
36(pi)=4(pi)(r^2)
36=4(r^2)
9=(r^2)
r=3
V=(4/3)(pi)(3^3)
V=(4/3)(pi)(27)
V=36(pi)

7 0

4 years ago

There ratio weekend days to weekdays is 2 to 5 what fraction of the week consists of weekend dates

matrenka [14]

2/7 because its a part to whole ratio.

6 0

3 years ago