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genyjoannerubiera
03.03.2021 •
Mathematics
1. Kiran’s aunt is 17 years older than Kiran. How old will Kiran’s aunt be when Kiran is : 30 years old? (NUMERIC ANSWER ONLY)
2. Kiran’s aunt is 17 years older than Kiran . How old will Kiran’s aunt be when Kiran is : x years old?
17x
17 - x
x + 17
x - 17
3.Kiran’s aunt is 17 years older than Kiran. How old will Kiran be when his aunt is 60 years old? (NUMERIC ANSWER ONLY)
4. 20% of x is equal to 78. What is x ?
5.Do a + a + a + a and 4a have the same value for any value of a?
6.
Solved
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Ответ:
1) x + 30 2) x + 17 3)x + 60 4) x = 78 5) yes
Step-by-step explanation:
Ответ:
= 30.0 m/15.0s
=2m/s
v2=30m/19
v2=1.57
total distance
= 2*30 meters total time
= 15 + 19 seconds
Velocity = (final distance - initial distance)/time =(0-0)/(15+19) =0