2, 6, 12, 20, 30, ___, 56

Answer Posted / helenmary

2
2+2+2=6
6+4+2=12
12+6+2=20
20+8+2-30
30+10+2=42
42+12+2=56

Is This Answer Correct ?    5 Yes 2 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

One man brought pen and book from 250 and he sold both at 10% profit on pen and 20% loss on book and finally he gained 40% what is the value of pen

770


A lorry starts from Banglore to Mysore at 6.00 A.M,7.00am.8.00 am.....10 pm. Similarly one another starts from Mysore to Banglore at 6.00 am,7.00 am, 8.00 am.....10.00pm. A lorry takes 9 hours to travel from Banglore to Mysore and vice versa. A lorry which has started at 6.00 am will cross how many lorries.

1546


One of the longest sides of the triangle is 20 m. The other side is 10 m. Area of the triangle is 80 m2. What is the another side of the triangle?

777


instead of multiplying by 7 to a number dividing by 7 what is the percentage of error

722


One ball was dropped from 8ft height and every time it goes half of the height. How much distance it will travell before coming to rest.

677






There are 3 societies a,b,c. a lent tractors to b and c as many as they had. After some time b gave as many tractors to a and c as many as they have. After sometime c did the same thing. At the end of this transaction each one of them had 24. Find the tractors each originally had.

739


In a group of 15 students,7 of them have studied Marathi, 8 of them have studied History, and 3 have not studied either. How many students studied both Marathi and History?

731


There were 36 chairs. how many ways can they be placed such that all rows have equal no. of chairs and atleast three chairs are there in each row and there are atleast three rows.

879


A boy multiplied a number with 10 and got 100,instead of dividing it . If he divided it what would be the answer?

1004


One of the longest sides of the triangle is 20 m. The other side is 10 m. Area of the triangle is 80 m2m2. What is the another side of the triangle?

825


There are 19 horses in a stable. All but eight died. How many will be left in the stable?

829


Radha,Geeta&Revathi went for a picnic.After a few days they forgot the date,day and month on which they went to picnic.Radha said that it was on Thursday,May 8 and Geeta said that it was Thursday May 10.Revathi said Friday Jun 8.Now one of them told all things wrongly,others one thing wrong and the last two things wrongly.If April 1st is tuesday what is the right day,date and month?

895


If a ball falls from 16 feet takes 4 seconds. How much time it will take when falls fron 64 feets.

792


There are 3 societies A, B, C.A lent cars to B and C as many as they had already.After some time B gave as many tractors to A and C as many as they have. After sometime c did the same thing. At the end of this transaction each one of them had 24.Find the cars each originally had.

1033


A, B ans C are three speakers. They have to speak randomly along with another 5 speakers in a function. A has to speak before B and B has to speak before C. What is the probability.

692