Question

10. In a dictation test of 20 words, Rohan spelled 18 words correctly. Find the ratio of,
(a) total words to wrongly spelled words.
(b) correctly spelled words to wrongly spelled words.

Answer 1

TOTAL NUMBER OF WORDS=20

TOTAL NUMBER OF WORDS SPELLED CORRECTLY=18

TOTAL NUMBER OF WORDS SPELLED INCORRECTLY=2

(A)RATIO OF TOTAL NUMBER OF WORDS TO TOTAL NUMBER WRONGLY SPELLED WORDS
=20:2
=10:1

(B)RATIO OF CORRECTLY SPELLED WORDS TO WRONGLY SPELLED WORD
=18:2
=9:1


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Answer 2

Question

10. In a dictation test of 20 words, Rohan spelled 18 words correctly. Find the ratio of,

(a) total words to wrongly spelled words.

(b) correctly spelled words to wrongly spelled words.

ANSWER :

Total words in the dictation test = 20

Total words that Rohan spelled correctly = 18  

Words that Rohan spelled wrong = 20 - 18 = 2

Now,

To be found :-

(a) Ratio of total words to wrongly spelled words.

(b) Ratio of correctly spelled words to wrongly spelled words.

So,

(a) Ratio of total words to wrongly spelled words

=  $\frac{20}{2}$

= $\frac{10}{1}$

= 10:1

(b) Ratio of correctly spelled words to wrongly spelled words

= $\frac{18}{2}$

= $\frac{9}{1}$

= 9:1

Hence,

Ratio of total words to wrongly spelled words is 10:1

Ratio of correctly spelled words to wrongly spelled words is 9:1