Answers

2014-09-10T14:21:11+08:00
Formula:
Points he want - [(Hits x Points) - (Miss x Loses)]
 31 - (15 x 3) - (16 x 2)
= 31 - [45 - 32]
= 31 - 13
= 18
 He needs more 18 points to have a point of 31.
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2014-09-10T14:26:20+08:00
3 points = 1hit 2 point = 1 miss 15(3)=45 points (earns) 16(2)=32 points (loses) 45-32=13 pts. 31-13=18, he needs 18 points ... So, my answer is 18 points. =D
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2014-09-10T14:26:24+08:00
3 points = 1hit 2 point = 1 miss 15(3)=45 points (earns) 16(2)=32 points (loses) 45-32=13 pts. 31-13=18, he needs 18 points ... So, my answer is 18 points. =D
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