$80 %$ of the total students did not go for a picnic on a certain day. if the number of students who went for the picnic was $240$ , find the total number of students in the school.

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Solution

Let the total number of students in the school be $x$ .

According to the question,
$x - \frac{80}{100} \times x = 240$

$x - \frac{4 x}{5} = 240$

$\frac{x}{5} = 240$

$x = 1200$

Hence, this is the answer.

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Some students planned a picnic. The total budget for hiring a bus was Rs.1440. Later on, eight of these refused to go and instead paid their total share of money towards the fee of one economically weak student, and thus the cost of each member, who went for picnic increased by $R s . 30$
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Q. Two schools decide to send their students to a picnic on the same day. How many students attend the picnic from the first school?
1. 40 students in all attend the picnic
2. If you multiply the number of students from first school with the number of students from the second school, the answer is 300

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80% of the total students did not go for a picnic on a certain day. if the number of students who went for the picnic was 240, find the total number of students in the school.

Let the total number of students in the school be x.According to the question,x−80100×x=240x−4x5=240x5=240x=1200Hence, this is the answer.

$80 %$ of the total students did not go for a picnic on a certain day. if the number of students who went for the picnic was $240$ , find the total number of students in the school.

Let the total number of students in the school be $x$ .

According to the question,
$x - \frac{80}{100} \times x = 240$

$x - \frac{4 x}{5} = 240$

$\frac{x}{5} = 240$

$x = 1200$

Hence, this is the answer.