Problem
Find the slope of the curve $x^2 + y^2 - 6x + 10y + 5 = 0$ at point $(1, \, 0)$.
| A. 2/5 | C. -5/2 |
| B. 1/4 | D. 2 |
May 1998
Problem
There are 7 arithmetic means between 3 and 35. What is the sum of all the terms?
| A. 133 | C. 665 |
| B. 608 | D. 171 |
Problem
A boat going upstream takes 1.5 times longer than going the same distance downstream. If the water current in the river is 8 kph, calculate the speed of the boat in still water.
| A. 30 kph | C. 40 kph |
| B. 50 kph | D. 20 kph |