Question

EXERCISE 8.3
Use Cordova Smart Class Software on the smart board in class to do Exercise.
1. Are 12, 18, 8, 12 in proportion?
2. Determine if the following are in proportion :
(i) 30, 45, 16, 24
(ii) 6, 10, 18, 35
(iii) 33, 44, 75, 100
(iv) 30, 40, 40, 55
(v) 25, 30, 40, 48
(vi) 91, 104, 119, 136
3. Verify whether the following numbers are in proportion :
(i) 21, 16, 35, 10
(ii) 24, 45, 16, 30
4. If the first three terms of proportion are 9, 8 and 54 respectively, find the fourth term
5. If the first, second and fourth terms of proportion are 3, 11 and 55, find the third terr
6. Find the value of p in each case :
(i) 9:p :: 54 : 48
(ii) 55 : 11 ::p : 3
(iii) p :8: : 10 : 16
(iv) 10 : 16 :: 20 :p
7. Show that 25, 35, 49 are in continued proportion.
8. Find the mean proportional between 3 and 12.
150) MATHEMATICS-6​

Answer 1

Answer:

àA line is defined by two points and is written as shown below with an arrowhead.