A multiple choice test consists of 100 questions. A correct answer is worth 2 marks, while an incorrect answer is worth -1 marks
. If a student receives a score of 89, how many questions did this student answer in correctly
1 answer:
Answer:the answer is 44.50
Step-by-step explanation:
since the right answer worth more than the wrong then you have to put 89 divide by 2 because two is how much point the correct answer worth.
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Trapezium area = (1/2(a+ b))xh where a and b are the two parallel lengths and h is the height.
semi cirlce area= (pi x r'2)/ 2
Answer:
father sends 7 more
19-12=7
Step-by-step explanation:
Answer:
0.375 is the correct answer