Asked by jenny
how many numbers between 1 and 1800 are perfect cubes that don't have the digit 5 or 0?
Answers
Answered by
R_scott
you can find the list of perfect cubes on google
there are 12 between 1 and 1800
there are 12 between 1 and 1800
Answered by
oobleck
12^3 = 1728
13^3 = 2197
so you only have to check the numbers from 1-12, and you know you can throw out 5 and 10 right away.
so, what do you get?
13^3 = 2197
so you only have to check the numbers from 1-12, and you know you can throw out 5 and 10 right away.
so, what do you get?
Answered by
jenny
oh thanks
Answered by
jenny
r scott, when I google "that don't have the digit 5 or 0", i don't get what i want
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