Answer:
81.9
Step-by-step explanation:
63 of 130 is 48.46%
Steps to solve "what percent is 63 of 130?"
63 of 130 can be written as:
63
130
To find percentage, we need to find an equivalent fraction with denominator 100. Multiply both numerator & denominator by 100.
Use the Cosine Rule
q^2 = 20^2 + 30^2 - 2^20*30 cos 15
= 140.89
so q = sqrt 140.89 = 11.9 (answer)
Answer:
The correct answer is C.
Step-by-step explanation:
To find this, we need to note that in order to reverse the function of raising the b to the x power, we need to take the log base b of the function. Since the answer C is the only one containing that, it must be the correct answer,
Answer:
the lowest common multiple is 60
Step-by-step explanation:
The multiples of 12 are : 12, 24, 36, 48, 60, 72, 84,
The multiples of 15 are : 15, 30, 45, 60, 75, 90, ....
60 is a common multiple (a multiple of both 12 and 15), and there are no lower common multiples.
Therefore, the lowest common multiple of 12 and 15 is 60.
