Exams

1/2 as a percentage means

1/2 = 0.5 in decimal

Now, in percentage means 0.5 x 100% = 50%.

From the given data,

Largest number = 974

Therefore, the required number is 749.

In given word OLIVER there are 3 vowels E, I & O. These can be arranged in only one way as dictionary order E, I & O.

There are 6 letters in thegiven word.

First arrange 3 vowels.

This can be done in 6C3 ways and that too in only one way.(dictionary order E, I & O)

Remaining 3 letters can be placed in 3 places = 3! ways

Total number of possible ways of arranging letters of OLIVER = 3! x C36 ways = 6x5x4 = 120 ways.

In VIBGYOR. It has colors ordered from highest to lowest frequency.

              Violet > Indigo > Blue > Green > Yellow > Orange > Red

That says Violet has the highest frequency.

We know, Speed of light = Frequency x Wavelength

=> As frequeny is inversely proportional to wavelength i.e, as frequwncy goes high wavelength goes down.

So, the violet color has the highest frequency.

Let marks obtained by N = x

M's marks = 0.80x

L's marks = 1.25 (0.80x)

K's marks = (0.90) (1.25) (0.80x)

= 0.9x

But 0.9x = 360 ⇒ x = 400

Percentage of Marks obtained by N

= 400 x 100/500 = 80%

The 22nd edition of Asian Athletics Championships (AAC) has started at Kalinga Stadium in Bhubaneswar, Odisha on July 6, 2017 and will continue till July 9, 2017. Athlete Tintu Luka was the flag bearer for the Indian contingent which received a rousing welcome from the crowd. Odia athlete Srabani Nanda had the honour of taking the oath on behalf of athletes at the inaugural ceremony. Over 1,200 athletes and officials from 43 countries in Asia witnessed the largest sporting event. The official mascot of the Championship is “Olly Turtle” that represents the famous Olive Ridley sea turtle.

According to the given data,

Let Cost price of the article be 'cp'

Then,

102.25 cp - 92 cp = 164 x 100

10.25 cp = 16400

cp = 1600

Now, if he sells at Rs. 1760

Profit = 1760 - 1600 = 160

Profit% = 160/1600 x 100 = 10%.

Penology is the study of punishment. Similarly, Seismology is the study of Earthquakes.

Hence, Penology : Punishment :: Seismology : Eartquakes.