The mixing vat in a factory receives liquid ingredients through six separate value--- labeled R.S.T.U,Y and Z -- each of which has exactly two settings: open and closed.The mixing vat operator must ensure that each valve is set open or closed according to the following conditions: If T is open, both S and Z must be closed, R and Z cannot both be closed at the same time; If Y is closed, Z must also be closed;S and U cannot both be open at the same time. If Z is open, which of the following must be true?

Statements: The T.V. programmes, telecast specially for women are packed with a variety of recipes and household hints. A major portion of magazines for women also contains the items mentioned above.

Conclusions:
i. Women are not interested in other things.
ii. An average woman's primary interest lies in home and specially in the kitchen.

Statements: Modern man influences his destiny by the choice he makes unlike in the past.

Conclusions:

i. Earlier there were fewer options available to man.
ii. There was no desire in the past to influence the destiny.

Which of the following statements must be true?
i. Country A spends minimum amount of its budget on arms.
ii. Throughout, Country C has spent the maximum amount on arms during the years shown.
iii. An examination of the information for the last 3 years reveals that generally all 3 countries are reducing their expenditure on arms.

If XYZ Auto Company sold 23,000 vehicles in 1999, how many were SUV's?

Percentage of Vahicle Types that XYX Auto

Company sold in 1999

If a certain vase contains only roses and tulips, how many tulips are there in the vase?

i. The number of roses in the vases is 4 times the number of tulips in the vase.

ii. There is total of 20 flowers in the vase

On a certain nonstop trip, Marta averaged x miles per hour for 2 hours and y miles per hours for the remaining 3 hours. What was her average speed in miles per hour for the entire trip?

i. 2x + 3y = 280

ii. y = x + 10