Use app×
Join Bloom Tuition
One on One Online Tuition
JEE MAIN 2025 Foundation Course
NEET 2025 Foundation Course
CLASS 12 FOUNDATION COURSE
CLASS 10 FOUNDATION COURSE
CLASS 9 FOUNDATION COURSE
CLASS 8 FOUNDATION COURSE
0 votes
747 views
in Commercial Mathematics by (31.2k points)
closed by

Rashmi types 510 words in half an hour. How many words would she type in 10 minutes? 

A. 85 

B. 150 

C. 170 

D. 153

1 Answer

+1 vote
by (30.8k points)
selected by
 
Best answer

More the time, more will be the no. of words typed. So it is a direct proportion.

Half an hour = 30 minutes

Let the no. of words be x, \(\frac{510}{30}=\frac{\text{x}}{10}\)

⇒ 30 × x = 510 × 10

⇒ x = \(\frac{510\,\times\,10}{30}\) = 170 words

Welcome to Sarthaks eConnect: A unique platform where students can interact with teachers/experts/students to get solutions to their queries. Students (upto class 10+2) preparing for All Government Exams, CBSE Board Exam, ICSE Board Exam, State Board Exam, JEE (Mains+Advance) and NEET can ask questions from any subject and get quick answers by subject teachers/ experts/mentors/students.

Categories

...