IX grade Math quiz Online

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Question #1: Collecting data about the height of students is performed by...

counting measuring recording by tallies interviewing

Question #2: The lowest and the highest values of data :3,2,4,6,8,2,5,7,6 respectively are...

3 and 6 2 and 6 3 and 8 2 and 8

Question #3: The mean of data 3,4,4,5,5,5,6,6,6,6,7,7,8,9,9, is...

5,8 6,0 6,2 6,5

Question #4: The mean of data 15,17,20,14,x,16,19 is 17.The value of x is...

16 17 18 19

Question #5: Given that the ages of 16 students are :13.14.14.15.16.17.18.12.11.13.14.17.12.13.16.17 the median =

11,5 12 13 14,5

Question #6: The scores achieved by 15 students on a math test are :8,6,6,5,9,p,5,7,8,8,10,9,7,8,8.Mean = 7,6, p=

7 8 9 10

Question #7: Given that the students scores in a science test :5,6,7,10,8,7,6,7,6,8,9,6,7,5,8,7,6,8,,9,7,Mode:...

5 6 7 10

Question #8: The s.a of sphere is 314 cm2, so the diameter of sphere is...

5 cm 10 cm 25 cm 50 cm

Question #9: V cylinderr=1,500 cm3, and r:h =2:3, then the radius of cylinder is...

5 cm 10 cm 15 cm 20 cm

Question #10: There are two spheres, if ri = 6 cm, r2 = 8 cm. The ratio of their volume is ....

27 : 64 9 : 16 3 : 4 1 : 3