Question 1
A number is multiplied by 5 and the result is twice the number added to 2.Find the number
Objective
Practice each question, then open it to see the full details.
| x | 1 | 2 | 3 | 4 | 5 | 6 | 7 |
|---|---|---|---|---|---|---|---|
| y | a | b | 1 | 3 | 5 | 7 | g |
| x | 1 | 2 | 3 | 4 | 5 | 6 | 7 |
|---|---|---|---|---|---|---|---|
| y | a | b | 1 | 3 | 5 | 7 | g |
| Age(yr) | 11 | 12 | 13 | 14 | 15 |
|---|---|---|---|---|---|
| No. of students | 3 | 12 | 15 | 8 | 2 |
| Age(yr) | 11 | 12 | 13 | 14 | 15 |
|---|---|---|---|---|---|
| No. of students | 3 | 12 | 15 | 8 | 2 |

| Age(years) | 35 | 38 | 40 | 43 | 45 |
|---|---|---|---|---|---|
| Frequency | 33 | 20 | 35 | 38 | 21 |