Advertisements
Advertisements
प्रश्न
Rafiq exercised for `3/6` of an hour, while Rohit exercised for `3/4` of an hour. Who exercised for a longer time?
Advertisements
उत्तर
Rafiq exercised = `3/6` of an hour
Rohit exercised = `3/4` of an hour
`3/6, 3/4`
Convert these into like fractions
`3/6 = (3 × 2)/(6 × 2)`
= `6/12`
`3/4 = (3 × 3)/(4 × 3)`
=`9/12`
Clearly, `9/12 > 6/12`
∴ `3/4 > 3/6`
Therefore Rohit exercised for a longer time than Rafiq.
संबंधित प्रश्न
Colour the Hats
Colour `1/3` of the hat's red.
Colour three-fifth of hats blue.
What parts of the hats are not coloured?
How will you check that each part is really one-sixth of that rectangle?
[This game is to be played in groups of 4. Each player has to make a circle as shown. Each one has to make 15 tokens on slips on paper.
Write `1/2, 1/3, 1/4, 1/6, 1/12, 2/12, 3/12, 4/12,...11/12` to make your tokens.
Shuffle, the tokens and make a pile in the middle of the group. Now you are ready to start the game.
The first player takes a token from the pile, colours that part of the picture, and puts the token under the pile. The next player does the same, and so on. The winner is the one who first colours the circle completely.]
- What are the winner’s tokens?
Ammini says half of half and one-third of three-quarters are equal. Do you agree? How will you show this?
When `1/4` is written with denominator as 12, its numerator is ______.
Look at the figures and write ‘<’ or ‘>’, ‘=’ between the given pairs of fractions.
`1/6 ☐ 1/3`
Look at the figures and write ‘<’ or ‘>’, ‘=’ between the given pairs of fractions.
`6/6 ☐ 3/3`
Look at the figures and write ‘<’ or ‘>’, ‘=’ between the given pairs of fractions.
`5/6 ☐ 5/5`
How quickly can you do this? Fill appropriate sign.
`1/2 ☐ 1/5`
In the pattern `1/3 + 1/4 + 1/5 +` ..... which fraction makes the sum greater than 1 (first time)? Explain.
