Sorry guys, I cannot type Chinese with my PC.
Math JJ
Total cost 5000+50x+0.01x2, if 100 units are produced
What is the unit cost:
50, 57 , 58, 59, 60
If 1850 is divisible by x, remainder is 50
What is the possible value of x?
50, 225, xx, xx, xxx,
12, 3a6 is a five-digit number divisible by 12, what is the possible value of a?
2,3,4,5,6
How many points can form parallelogram with Points (-1,6), (2,0), and (1,7)?
0, 1, 2, 3, 4
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