I like the 'question mark' at the end:
26 letters (English), 10 digits (0,1,...9)
26*26*10*10*10 = 676000
Now, this was for LLDDD (Letter Letter Digit Digit Digit)
It seems this is the order they want. Other wise, one should multiply by all the combinations in the order: LDLDD, DLLDD, etc ... (10 combinations), but again it seems they want this LLDDD
So 676000
If you're trying to say what's 90% of 63, you divide 63 by 10 which is 6.3 then times by 9 which is 56.7
Sorry i have learnt it but i can remember how to do it
Answer: 22.99
15 percent of (19.99 U.S. dollars) =
2.9985 U.S. dollars
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Tip Calculator
Bill
19.99
Tip %
15%
Number of people
1
Tip
$3.00
Total
$22.99
Answer:
Step-by-step explanation:
Given that the position vector of a moving body at time t is

Velocity is the derivative of acceleration
v(t) =
, t positive
Speed would be the magnitude of the velocity and will not have direction
Speed = 
Acceleration of the object
a(t) = derivative of velocity of vector
= 
i.e. acceleration would be in the direction of x axis alone.