Quantitative Aptitude - Arithmetic Ability Questions

What is the simplified value of 31253 + 4253 + 36753

Which instrument is used for viewing the sun?

Δ ABC is right angled at B. If m∠A = 30°, what is the length of AB (in cm), if AC = 10 cm?

Find the curved surface area (in cm2) of a hemisphere of diameter 7 cm.

In triangle ABC measure of angle B is 90 deg. If sinA = 24/25, and AB = 1.4cm, then what is the length (in cm) of side BC.

The diagonal of a square is 10 cm. What is the length (in cm) of its side?

In the question two statements are given, followed by two conclusions, I and II. You have to consider the statements to be true even if it seems to be at variance from commonly known facts. You have to decide which of the given conclusions, if any, follows from the given statements.

Statement I:  All bins are baskets

Statement II:  No buckets are bins

Conclusion I:  All baskets are buckets

Conclusion II:  All buckets are baskets

What is the time taken by a 180 m long train running at 54 kmph to cross a man standing on a platform?