Question
Statement: All cars are scooters.
All cars are vans. Some scooters are ambulances. No ambulances are train. Conclusion:  1. Some scooters are definitely not ambulances. 2. All scooters are ambulances. 3. No car is Train.         4. Some train are cars. In each question below are given some statements followed by some conclusions. You have to take the given statements to be true even if they seem to be at variance with commonly known facts. Read all the conclusions and then decide which of the given conclusions logically follows/follow from the given statements, disregarding commonly known facts.Solution
If 4x² + y² = 25 and x y = 6, then find the value of 2x + y?
You are provided with three sequences below. Determine the values of P, Q, and R, and then identify the relationship among them.<...
If (x + y) = 6 and (x2 + y2) = 20, then the value of (x – y)2 is equal to:
Find the value of 3/4 cot² 30° + cos² 30°-3cosec²60° + tan² 60°.
If x + y + z = 7, x² + y² + z² = 85 and x³ + y³ + z³ = 842, then the value of √3 xyz is:
...In a class of 70 students and 25 teachers, each student got gifts that were 20% of total number of students and each teacher got gifts that were 10% of ...
A man running at the speed of 6 kmph was over taken by the train moving with the speed of 78 kmph in 20 seconds. Find the length of train.
In a triangle ABC, a point D lies on AB and points E and F lie on BC such that DF is parallel to AC and DE is parallel to AF. If BE = 4 cm. EF = 6cm. th...
- If (x + y + z) = 14 and (xy + yz + zx) = 50, then find the value of (x² + y² + z²).
Fing the value of:
[(1024)(n/5) × (4)(2n+1) ] / [(16)n × (4)(n-1) ]