# Mathematical Ability Questions.

Posted by admin at August 21, 2021

. If + means ÷, × means –, – means × and ÷ means +, then 38+19 – 16 x 17 ÷ 3 = ? 2. If a means +, b means –, c means × and d means ÷, then 18 c 14 a 6 b 16 d 4 = ? 3. If A means +, B means […]

# Euler’s Riddle (Eggs Problem)

Posted by admin at December 15, 2020

Euler’s riddle: Two traders went to a market to sell eggs. Each of them had her own eggs and they had 100 eggs altogether. After selling all their eggs they earned the same amount of money. One of them says to the other: If I had as many eggs as you had, I would have earned […]

# Aptitude Questions

Posted by admin at November 29, 2020

एक बेईमान डीलर अपने माल को लागत मूल्य पर बेचने का दावा करता है, लेकिन 1 किलो के बजाय 800 ग्राम वजन का उपयोग करता है। उसका वास्तविक लाभ प्रतिशत ज्ञात कीजिए। 90 किमी / घंटा के साथ एक ट्रेन 36 सेकंड में एक पुल को पार करती है। एक अन्य ट्रेन 100 मीटर छोटी […]

# LCM QUESTIONS

Posted by admin at November 19, 2020

Two numbers are in the ratio 2 : 3. If their L.C.M. is 48. what is sum of the numbers? What is the greatest number of four digits which is divisible by 15, 25, 40 and 75 ? Three numbers are in the ratio of 2 : 3 : 4 and their L.C.M. is 240. […]

# Trigonometric Formulas

Posted by admin at October 18, 2020

Basic Formulas There are basically 6 ratios used for finding the elements in Trigonometry. They are called trigonometric functions. The six trigonometric functions are sine, cosine, secant, co-secant, tangent and co-tangent. By using a right-angled triangle as a reference, the trigonometric functions or identities are derived: sin θ = Opposite Side/Hypotenuse cos θ = Adjacent Side/Hypotenuse tan θ = Opposite Side/Adjacent […]