Answer:
21
Step-by-step explanation:
You were close to de answer but you rounded in a wrong way
If we calculate <em>
</em>we get<em> 21.2602916255</em>
We need to round to the nearest whole number, it means that we have we only have two options: 21 or 22
We need to remember the rounding rules:
- If the number you are rounding is followed by 5, 6, 7, 8, or 9, round the number up
- If the number you are rounding is followed by 0, 1, 2, 3, or 4, round the number down
We see that 1 is followed by 2, it means that we have to round the number down, so our answer is 21
Answer:
-a to the third power is 27
-b to the second power is 16.
Step-by-step explanation:
-1 times (-3) is 3. And 3 to the 3rd power is 27.
-1 times (-4) is 4. And 4 to the 2nd power is 16.
Answer:
Step-by-step explanation:
k=15/20*5
k= 75/20 or 3.75
fraction can also be 15/4 or 3 3/4
Answer:
f=25
Step-by-step explanation:
24+1=25
25-1=24
Answer:
1. They ate 1/6 of the donuts
2. 2/3
Step-by-step explanation:
1. They bought 18 donuts. 1/2 of 18 is 9. 1/3 of 9 is 3. To find the fraction, divide 3 by 18. Simplify the fraction. You are left with 1/6.
2. 1 1/3=4/3×1/2=4/6=2/3
