Answer:
120 Jumps per Minute
Step-by-step explanation:
3 Seconds per jump
So we do 60 (seconds in a minute) / 3 (seconds)
We get 20, this is how many times we do the 6 jumps.
Then we simply do 6x20 to get 120 jumps per minute!
Answer: 28
Step-by-step explanation:
7 days of per week. Two times a day. Two minutes. 14 times per week, two minutes every time. 28 minutes per week.
Answer:
D 20,80 dan/and 120
Step-by-step explanation:
Answer:
£9000
Step-by-step explanation:
= £10 000×<u> </u><u> </u><u>5</u><u> </u><u> </u>×2
100
= 1000
= £10 000-1000
= £9000
Answer:
cos (a+b)= cos a cos b - sin a sin b
Step-by-step explanation:
I had to answer this question too, but I don't know the explanation. I just saw it in this Khan Academy video. https://www.khanacademy.org/math/precalculus/x9e81a4f98389efdf:trig/x9e81a4f98389efdf:angle-addition/v/cosine-addition-identity-example