P and Q are positive integers with their averagfe 15, find how many different values can one take

1042

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a spere circumscribes a cylinder . then the ratio of the surface area of the spere to the curved surface area of the cylinder is

1151

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if n is a natural numbers, the n(n+1)(N+5) is

976

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if x,y,z are natural numbers, and if 2x=y and y=3z, which of the following numbers could be x+y+z

1042

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If x to the power of 5=4 and x to the power of 4=5/y , then x equals

955

---

if logs sqrt(5x)=1,then x equals

1127

---

In a single throw of 3 dice, the chance of throwing a total of 15 is

1048

---

The probability of getting at least one head in a single throw of three coins is

972

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in what time will RS. 3200 amount to RS.3528 at 5% annum compound interest

1097

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the cordinates of A,b,c are respectively (2,3) ,(4,4) AND (0,-2). If abcd is a parallelgram. The coordinates of D are

978

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The members a,b,12 forma geometric progression and the nos a,b,9 form an arithmetic progression. find the value of a+b

1110

---

The hands of clock coincide after every 66 min of correct time. How much does the clock gain or lose in a day.

1240

---

ax/b+b=bx/a+a, a//b. then x equals

1073

---

If x/y=2/3 then y**2/x**2 is equal to

1016

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if z is the arithemtic mean between x and y , then the value of x/(x-z)+y/(y-z) is

1136

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