Answer:
Step-by-step explanation:
1. Humans can detect sounds in a frequency range from about 20 Hz to 20 kHz.
2. speed of sound is 343 m/sec.
3. two animals are Bats and Whales.
4.The voiced speech of a typical adult male will have a fundamental frequency from 85 to 180 Hz, and that of a typical adult female from 165 to 255 Hz.
Answer:
3x + 6
Step-by-step explanation:
It's A because x + x + x = 3x and 2+2+2 = 6
We are given
Nancy bought an extra-large bag of 1,288 beads to make necklaces
When she got home, she found another bag with 784 beads in it
so, total number of beads =1288+784
total number of beads =2072
now, we have
For one necklace , 56 beads are required
so, 56 beads = 1 necklace
for 2072 beads
so,
number of necklaces she can make is 37..........Answer
Answer:
C
Step-by-step explanation:
It is between three and four.
Answer:
2/5m - 1/5
Step-by-step explanation:
distribute the 2 to every term in ()
2(1/5m-2/5) = 2/5m - 4/5
now you have 2/5m -4/5 +3/5
combine like terms variables with variables, non- variables with non-variables. -4/5 + 3/5 = 1/5
2/5m - 1/5
