## MSC #30: By Inspection:

“Which of the following is the equation of the straight line that passes through the points (3, 7) and (1, 5)? A) x + 3y = 5; B) x − y = − 4; C) 3x − 2y = 4;…

“Which of the following is the equation of the straight line that passes through the points (3, 7) and (1, 5)? A) x + 3y = 5; B) x − y = − 4; C) 3x − 2y = 4;…

Can you solve this problem in less than 3 seconds? “What are the last four digits in the recurring pattern in the decimal equivalent of 1/19? A) 6667; B) 0526; C) 8421; D) 9991; E) 3829” This problem, which was…

“The equations of two lines are x + y = 14, and x − y = 2 . What are the coordinates of the point of intersection? A (4, 10); B (10, 4); C (7, 7); D (6, 8); E…

“Given that |x|< 2, what are the first three terms, in ascending powers of x, for the expansion of 4 /(2+ x)2? A) 1− 4x +5x2 + …; B) 1− x + 3/4 x2 +…; C) 1 + x –…

A question in the Junior Level of the 2nd International Vedic Mathematics Olympiad requires the answer to the square of 2022. Because the figure only involves 2s and 0, this is easily solved even when using conventional multiplication. But squaring…