The number 0.121212..... in the from p/q is

If two pipes can fill a tank in 20 minutes & 30 minutes respectively. If both the pipes are opened simultaneously, then the tank will be filled in

A pipe can fill the tank in 10 minutes and another pipe can empty it in 12 minutes. If both the pipes are opened the time in which the tank is filled

Three pipes can fill a tank in 12 min, 15min, 20 min respectively. If all the three pipes are opened sumultaneously then the tank will be filled in

A Pipe can fill a tank in 10 hours. Due to leak in the bottom it fills the tank in 30 hours. If the tank is full, how much time will the leak take to empty it

Three pipes A, B, C can empty a tank in 10 hours, 15 hours, 30 hours respectively. If all the three pipes are open simultaneously how much time will the tank be empty.

The first term of an AP is 6 and 21st term is 146. Find the common difference

If 17th term of an AP is 75 and 31st term is 131. Then common difference is

If 2x, (x+10), (3x+2) are in AP then find value of x

Find the 41st term of an AP 6, 10, 14,....

How many numbers between 10 and 200 are exactly divisible by 7

The simple interest on a sum equals 1/10 of itself in 4 years. Then the rate of interest will be

The diagonal of a rectangle is 10 cm and one of its side is 6 cm. Its area is

The average age of 17 players is 22. when a new player is included in the squad, the average age became 23. What is the age of the player included

If the sum of squares of 3 consecutive natural numbers is 149, then the sum of these 3 numbers is:

If a:b=3:4, b:c=7:9, c:d=5:7, d:e=12:5, Then a:e=

The difference in selling price of a radio at gains of 10% and 15% is 100. Find the price of the radio?

Alice can do a piece of work in 10 days Anu can do the same work in 12 days and Meera do the work in 15 days. If they work together low long will they take to complete the work?

Praful travels from P to Q at a speed of 50 km/hr and Q to P at a speed of 30 km/hr. Find the average speed for the whole journey?

Of the 3 numbers whose average is 70, the first is 1/9 times the sum of other 2. The first number is:

30 പേനയുടെ വാങ്ങിയ വില 25 പേനകളുടെ വിൽപ്പന വിലയ്ക്ക് തുല്യമാണ്. ലാഭത്തിൻ്റെ ശതമാനം എത്ര

Find the volume of a cylinder whose radius is 14cm and 18 cm height?

1/2 : 1/4 :: 1/6 : x എങ്കിൽ x എത്ര ?

A and B together can work in 6 days. A alone 8 days. In how many days B alone do it?

A train which is 1 km long travelling at a speed of 60 km/hr, enters a tunnel 2 km of length. What time does the train take to come fully out of the tunnel?

A train which is 1 km long travelling at a speed of 60 km/hr, enters a tunnel 2 km of length. What time does the train take to come fully out of the tunnel?

In the packet of a tooth paste, 25% extra was recorded. The discount percent is:

The third proportional of two numbers 24 and 36 is

The third proportional of two numbers 24 and 36 is

If a+b = 8 and ab = 15. then a³+b³ is

A missile travels at 1206 km/hr. How many metres does it travel in one second?

ഒരു സംഖ്യയുടെ 7/8-ൻ്റെ 5/4 , 315 ആണെങ്കിൽ, ആ സംഖ്യയുടെ 5/9 എത്ര ആണ്.

n², 2n², 3n², ..... ഒരു സമാന്തരശ്രേണിയിലെ തുടർച്ചയായ പദങ്ങളായാൽ ശ്രേണിയുടെ പൊതുവ്യത്യാസം എത്ര?

180ൻറ 2% എന്നത് ഏത് സംഖ്യയുടെ 3% ആണ്?

ഒരാൾ 360 km ദൂരം 2മണിക്കൂർകൊണ്ട് സഞ്ചരിച്ചുവെങ്കിൽ അയാളുടെ വേഗത എത്രയായിരിക്കും ?

8ൻറ ആദ്യത്തെ 20 ഗുണിതങ്ങളുടെ ശരാശരി എത്ര?

രാമു ഒരു സാധനം 20% ലാഭത്തിൽ 360 രൂപയ്ക്ക് വിറ്റു. എങ്കിൽ വാങ്ങിയ വില എത്ര?

The average of marks secured by 35 students is 72. If the marks secured by one student was written as 36 instead of 86 then find the correct average.

65 കിലോ ഭാരമുള്ള ഒരാളെ മാറ്റി പുതിയ ആളെ നിയമിക്കുമ്പോൾ 8 ആളുകളുടെ ശരാശരി ഭാരം 1.5 ആയി വർദ്ധിക്കുന്നു. പുതിയ ആളുടെ ഭാരം എന്തായിരിക്കാം.

9 സംഖ്യകളുടെ ശരാശരി 30 ആണ്. ആദ്യത്തെ 5 സംഖ്യകളുടെ ശരാശരി 25 ഉം അവസാനത്തെ 3 സംഖ്യകളുടെ ശരാശരി 35 ഉം ആണ് .ആറാമത്തെ സംഖ്യ എന്താണ്?

In a Journey of 160 km, a car covers the distance of 120 km at a speed of 80 km/h and the remaining distance at 40 km/hr. Find the average speed of the car for the whole journey.

10 സംഖ്യകളുടെ ശരാശരി 7 ആണ്. ഓരോ സംഖ്യയും 12 കൊണ്ട് ഗുണിച്ചാൽ പുതിയ സംഖ്യകളുടെ ശരാശരി കണ്ടെത്തുക

Find the average of even numbers from 1 to 30 ?

In a class of 50 students one who weighs 40 kg leaves the school and in his place a new student is admitted. Now the average weight of the class is reduced by 100 grams. Find the weight of the new student.

ഒരു വസ്തുവിൻ്റെ വില 450 രൂപയാണ്. 10% കിഴിവിനു ശേഷവും ഒരു കടയുടമ 20% ലാഭം നേടിയാൽ .വസ്തുവിൻ്റെ വിപണി വില കണ്ടെത്തുക ?

Which smallest number is to be added to make 84283657 divisible completely by 9?

സാധാരണ പലിശയിൽ ഒരു തുക 4 വർഷത്തിനുള്ളിൽ 600 രൂപയും, 6 വർഷത്തിനുള്ളിൽ 650 രൂപയും ആകും എങ്കിൽ പലിശ നിരക്ക് കണ്ടെത്തുക

Every Sunday, Rahul jogs 3 miles. If he jogs 1 mile on Monday and each day he jogs 1 mile more than the previous day. How many miles jogs in 2 weeks:

In a school, the ratio of boys and girls is 4:5. When 100 girls leave the school, the ratio becomes 6:7. How many boys are there in the school?