What is the sum of fifteen and ten?

1 answer:

3 0

The sum of two numbers means that you need to add (+) them together,
so the sum of 15 and 10 is 15 + 10

. 1 5
+ 1 0 
2 5

The answer is 25

You might be interested in

Rita had $9.00. She spent $3.67 on a magazine.

Ket [755]

She has $5.33 left

$9.00
-$3.67
————
$5.33

8 0

2 years ago

Read 2 more answers

You and your friend caught 36 sunfish in lake Okeechobee the number y of sunfish by your friend is 8 more than the number x caug

kotykmax [81]

8x+x=36
9×=36
x=4
why 20 characters

4 0

3 years ago

an earthquake measures 3.6 on the richter scale. what is the amount of energy (ergs) released by the earthquake? give an exact a

Alisiya [41]

We have that

log10 E = 4.4 + 1.5M
E=the released energy in Joules (J)
M= earthquake measures---------- > 3.6
log10 E = 4.4 + 1.5*3.6
log10 E = 9.8----------> E=10^(9.8)= 6.309573444 x10^9 J

the answer is 6.309573444 x10^9 J

5 0

3 years ago

A rectangular board has an area of 648 square centimeters. The triangular part of the board has an area of 162 square centimeter

maksim [4K]

Answer:

25%.

Step-by-step explanation:

Let E be the event that the dart lands inside the triangle.

We have been given that a rectangular board has an area of 648 square centimeters. The triangular part of the board has an area of 162 square centimeters.

We know that probability of an event represents the chance that an event will happen.

$\text{Probability}=\frac{\text{Favorable no. of events}}{\text{Total number of possible outcomes}}$