15 lit of water containing 20 % of alcohol ,then added 5 lit of water .What is the % of alcohol?

779

---

A worker pay Rs20 a day ,he works 1,1/3,2/3,1/8,3/4 in a week.What is the total amount paid to the worker.

810

---

Cost of an item is Rs 12.60 ,profit is 10% over selling price.

769

---

If PQRST is a paralellogram .What is the ratio triangle PQS & PQRST.

719

---

Price of product is reduced by 30%. What % should be increased to make it 100 % ?

674

---

There is square of side 6 cm .A circle is inscribed inside the square Find the ratio of area of circle to the squqre .

730

---

There six red shoes & 4 green shoes .If two of the shoes are drawn.What is the probability of getting two red shoes.

793

---

Two candles of equal lengths and diff thickness are there. The thicker one last 6 hrs ,the thinner 2 hrs less than thicker .Ramesh lit the two candle at same time , when he went to bed he saw that thicker one is twice the length of thinner one. For how long Ramesh lit the candles.

820

---

What is the selling price of can cost selling price of .. cost .. is Rs 60 ,10% profit over selling price ?

751

---

3x+4y=10, x3 + y3=6, What is the minimum value of 3x+11y=?

684

---

There are 600 tennis players 4% wear wrist band on one wrist Of the remaining, 25% wear wrist bands on both hands How many players don't wear a wrist band?

1373

---

Two distinct no's are taken from 1,2,3,4......28. Find the probability that their sum is less than 13

881

---

f(X)-f(X-1)=f(X-8) FOR X>5 THEN X=

769

---

f(X)= 2X-1 + f(X-1) if X is not equal to zero and if f(X=0)=0, If f(X)=4f(X-1) then the value of X=?

684

---

f(X)= 2X-1 + f(X-1) if X is not equal to zeroandiff(X=0)=0, If f(X)-f(X-1)=f(X-8) for X>5 then X= ?

752

---