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प्रश्न
331 students went on a field trip. Six buses were filled to capacity and 7 students had to travel in a van. How many students were there in each bus?
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उत्तर
Let the number of students in each bus be ‘x’
∴ number of students in 6 buses = 6 × x = 6x
A part from 6 buses, 7 students went in van
A total number of students is 331
∴ 6x + 7 = 331
∴ 6x = 331 – 7 = 324
∴ x = `324/6` = 54
∴ There are 54 students in each bus.
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|
S.No. |
Equation |
Value of variable |
Equation satisfied Yes/No |
|
(a) |
10y = 80 |
y = 10 |
______ |
|
(b) |
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______ |
|
(c) |
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|
(d) |
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______ |
|
(e) |
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______ |
|
(f) |
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______ |
|
(g) |
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______ |
|
(h) |
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b = 9 |
______ |
|
(i) |
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b = 4 |
______ |
|
(j) |
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______ |
|
(k) |
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______ |
|
(l) |
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|
(m) |
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______ |
|
(n) |
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______ |
|
(o) |
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______ |
|
(p) |
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______ |
|
(q) |
p + 3 = 1 |
p = − 2 |
______ |
