Total value of 100 measurements
100 * 23
2300
Total value of additional 50 measurements
50 * 27
1350
Total value of 150 measurements
2300 + 1350
3650
Average of 150 measurements
3650 / 150
24.3
25 > 24.3
Answer is B
Rationalizing the denominator, simply means "getting rid of that pesky root at the bottom", and we do so by simply multiplying it by something to take it out, of course, we multiply the bottom, we have to also multiply the top,

Answer: 2.5 hours
Step-by-step explanation:
Answer:
33/100 =.33
Step-by-step explanation:
Eliminate parentheses using the distributive property.
4806x -3204 +2 = 1360 -544x +90x
5260x = 4562
x = 4562/5260
x = 2281/2630