Ratio and Proportion - Gujarat Board (GSEB) STD 7 MATHS Questions

Q 1M.C.Q. [1 Marks Each]1 Mark

The boys and girls in a school are in the ratio $9 : 5$. If the number of girls is $320$, then the total strength of the school is:

A
$840$
✓
$896$
C
$920$
D
$576$

Answer: B.

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Q 2M.C.Q. [1 Marks Each]1 Mark

The ages of Ravish and Shikha are in the ratio $3 : 8$. Six years hence, their ages will be in the ratio $4 : 9$. The present age of Ravish is:

✓
$18$ years
B
$15$ years
C
$12$ years
D
$21$ years

Answer: A.

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Q 3M.C.Q. [1 Marks Each]1 Mark

If $a : b = 4 : 5$ and $b : c = 2 : 3$, then $a : c =$

A
$4 : 3$
✓
$8 : 15$
C
$8 : 9$
D
$5 : 3$

Answer: B.

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Q 4M.C.Q. [1 Marks Each]1 Mark

The mean proportional of $a$ and $b$ is $10$ and the value of $a$ is four times the value of $b$. The value of $a + b (a > 0, b > 0)$ is:

A
$20$
✓
$25$
C
$101$
D
$29$

Answer: B.

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Q 5M.C.Q. [1 Marks Each]1 Mark

What must be added to each term of the ratio $9 : 16$ to make the ratio $2 : 3$?

✓
$5$
B
$3$
C
$4$
D
$6$

Answer: A.

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Q 61 Marks Question1 Mark

Fill in the following blanks: $\frac{12}{20}=\frac{.....}{5}=\frac{9}{....}$

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Q 72 Marks Questions2 Marks

Divide $Rs. 351$ into two parts such that one may be to the other as $2 : 7$.

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Q 82 Marks Questions2 Marks

Find which of the following are in proportion? $33, 44, 66, 88$

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Q 92 Marks Questions2 Marks

A sum of Rs. 5500 is to be divided between Raman and Amen in the rate $2 : 3$. How much will each get?

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Q 102 Marks Questions2 Marks

In the ratio $7 : 8$. If the consequent is $40$, what a the antecedent?

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Q 112 Marks Questions2 Marks

Find x in the following proportions: $16 : 18 = x : 96$

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Q 123 Marks Question3 Marks

Two numbers are in the ratio $2 : 7. 11$ the sum of the numbers is $810$. Find the numbers.

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Q 133 Marks Question3 Marks

Which ratio is larger in the following pairs? $4 : 7$ or $5 : 8$

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Q 143 Marks Question3 Marks

The ratio of income to the expenditure of a family is $7 : 6$. Find the savings if the income is $Rs. 1400$.

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Q 153 Marks Question3 Marks

The ages of two persons are in the ratio $5 : 7$. Eighteen years ago their ages were in the ratio $8 : 13$. Find their present ages.

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Q 163 Marks Question3 Marks

Three numbers are in the ratio $2 : 3 : 5$ and the sum of these numbers is $800$. Find the numbers.

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Ratio and Proportion MATHS - Ratio and Proportion

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