Question 95 (iii)

Write About It:

Shashi used addition to solve a word problem about the weekly cost of commuting by toll tax for Rs 15 each day. Ravi solved the same problem by multiplying. They both got the correct answer. How is this possible?

Open in App

Solution

By addition method,
Total weekly cost = (15 + 15+15+15+15+15+15)
= Rs. 105
By multiplication method,
Total weekly cost = Cost of one day $\times$ Seven days
$= 15 \times 7$
= Rs. 105

Suggest Corrections

Similar questions

Shakti used addition to solve a word problem about the weekly cost of commuting by toll for Rs.15 each day. Raksh solved the same problem by multiplying. They both got the correct answer. How it is possible? [3 MARKS]

Q. An addition problem is given to Suzie to solve in her mathematics class. Help her solve this problem.

Q. The odds in favour of A solving a problem are 3 to 4 and the odds against B solving the same problem are 5 to 7. If they both try the problem, the probability that the problem is solved is:

Q. Alex can solve a problem in 4 minutes. Brian can solve the same problem in

{\frac{1}{5}}^{t h}

of the time taken by Alex. How long does it take Brian to solve the problem?

Q. A computer solved several problems in succession. The time it took the computer to solve each successive problem was the same number of times smaller than the time it took it to solve the preceding problem. How many problems were suggested to the computer if it spent 63.5 mm to solve all the problems except for the first, 127 mm to solve all the problems except for the last one, and 31.5 mm to solve all the problems except for the first two?

Join BYJU'S Learning Program

Explore more

Finding the Value of an Expression

Standard VII Mathematics

Join BYJU'S Learning Program

Question 95 (iii) Write About It: Shashi used addition to solve a word problem about the weekly cost of commuting by toll tax for Rs 15 each day. Ravi solved the same problem by multiplying. They both got the correct answer. How is this possible?

By addition method, Total weekly cost = (15 + 15+15+15+15+15+15) = Rs. 105 By multiplication method, Total weekly cost = Cost of one day × Seven days =15×7 = Rs. 105

Question 95 (iii)

Write About It:

Shashi used addition to solve a word problem about the weekly cost of commuting by toll tax for Rs 15 each day. Ravi solved the same problem by multiplying. They both got the correct answer. How is this possible?

By addition method,
Total weekly cost = (15 + 15+15+15+15+15+15)
= Rs. 105
By multiplication method,
Total weekly cost = Cost of one day $\times$ Seven days
$= 15 \times 7$
= Rs. 105