1. dancer : stage
2. commuter: train
3. teacher : classroom
4. lawyer : courtroom
lawyer : courtroom
1. P
2. Q
3. R
4. S
P
1. 38
2. 31
3. 48
4. 41
48
1. 0
2. -1
3. 1
4. 2
2
1. (4/81) [10n+1 - 9n – 1]
2. (4/81) [10n-1 - 9n – 1]
3. (4/81) [10n+1 - 9n – 10]
4. (4/81)[10n - 9n – 10]
(4/81) [10n+1 - 9n – 10]
1. given immunity to diseases
2. generally quite immune to diseases
3. given medicines to fight toxins
4. given diphtheria and tetanus serums
generally quite immune to diseases
1. 5t
2. 5u(t)-c
3.
4. 5u(t)/c
5u(t)/c
1.
2.
3.
4.
1. B-N+1
2. B+N
3. N-B+1
4. N-2B-1
B-N+1
1. a circle of unit radius
2. an ellipse
3. a parabola
4. a straight line inclined at 45o with respect to the x-axis
a straight line inclined at 45o with respect to the x-axis