Write short notes on Epidemiology of gall bladder cancer (GBC) in India and its etiopathogenetic factors?

521

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Which element has the lowest melting point?

584

---

the value of x which makes xi+2j+3k and -i+5j+k perpendicular is

616

---

what is the radius of the circle 4x**2+4y**2 =100

678

---

the perimetere of a square is 44m more than that of another and 187 sqm more in area then the side of the larger square is

638

---

The pipes can fill a cistern in 1.5 hours and 2 hours respectively. A wste pipe can empty a full cistern in 3 hours. If the cisternis empty and all three pipes are opened together, in how many min will the cistern be half full

617

---

the ages of two brothers are now in the ratio 4:3 but fifteen years ago, they were in the ratio 3:2the present age are

547

---

the least integer n for which the sum 1+3+5+---+(2n+1) exceeds 9999 is

507

---

if the price of orange falls by 20 % one can buy 5 dozens more for RS 300, then the original price per dozen is

546

---

the solution of the system of equations 2y-z=0,x+3y=-4,3x+4y=3 is

575

---

Oranges are bought at 11 for Rs. 10 and sold at 10. for Rs. 11 the profit is

538

---

the triangle formed by (0,0),(0,4,),(3,8) is

548

---

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

568

---

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

615

---

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

545

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