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Question : In an isosceles $\triangle ABC$, $AB = AC$, $XY || BC$. If $\angle A=30°$, then $\angle BXY$?
Option 1: 75°
Option 2: 30°
Option 3: 150°
Option 4: 105°
Correct Answer: 105°
Solution : Given: In an isosceles $\triangle ABC$, $AB = AC$. $\angle BAC=30°$ We know that the sum of all the angles in a triangle is 180°. In an isosceles $\triangle ABC$, $AB = AC$. So, $\angle ABC=\angle ACB$ $\angle ABC + \angle ACB + \angle BAC
Question : Directions: Select the combination of letters that when sequentially placed in the blanks of the given series will complete the series. A_ _BCD_AB_ _DAA_ _CDA_ _BCD
Option 1: ACBBABBAB
Option 2: ABABCBBAB
Option 3: ABBBABCAB
Option 4: BABABABCB
Correct Answer: ABABCBBAB
Solution : Given: A_ _BCD_AB_ _DAA_ _CDA_ _BCD
To fill the series we have to divide the series – A_ _BCD \ _AB_ _D \ AA_ _CD \ A_ _BCD
Let's check each option – First option: ACBBABBAB; AACBCD \ BABBAD \
Question : If $\tan \mathrm{A}=\frac{3}{4}$, then find the value of the following expression $\frac{6 \sin A}{1-\sin A}$.
Option 1: 18
Option 2: 9
Option 3: 24
Option 4: 12
Correct Answer: 9
Solution : Given: $\tan \mathrm{A}=\frac{3}{4}$ We know that $\tan \theta=\frac{\text{Perpendicular}}{\text{Base}}=\frac{3}{4}$ Let perpendicular = $3k$ and base = $4k$ [where $k$ is a non zero constant] So, Hypotenuse $=\sqrt{(3k)^2+(4k)^2}=\sqrt{25k^2}=5k$ ⇒ $\sin A =\frac{\text{Perpendicular}}{\text{Hypotenuse}}=\frac{3k}{5k}=\frac{3}{5}$ Now, $\frac{6 \sin A}{1-\sin A}$ $= \frac{6 ×\frac{3}{5}}{1-\frac{3}{5}}$ $= \frac{\frac{18}{5}}{\frac{2}{5}}$ $=9$ Hence, the correct answer
Question : Which of the following is not a commercial source of energy ?
Option 1: Coal
Option 2: Petroleum
Option 3: Natural Gas
Option 4: Firewood
Correct Answer: Firewood
Solution : The correct option is Firewood.
Firewood is not a commercially viable energy source. While firewood is utilised for heating and cooking in many households and communities, it is rarely marketed on a wide scale as a commercial energy source. Coal, petroleum, and natural gas, on
Question : In a school with 600 students, the average age of the boys is 12 years and that of the girls is 11 years. If the average age of the school is 11 years and 9 months, then the number of girls in the school is:
Option 1: 450
Option 2: 150
Option 3: 250
Option 4: 350
Correct Answer: 150
Solution : Average of boys = 12 years Average of girls = 11 years Average of all students = 11 years 9 months By using alligation, we get: Total students = 600 Girls = 12 years – 11 years 9 months = 3 months Boys = 11
Question : Comprehension: In the following passage, some words have been deleted. Read the passage carefully and select the most appropriate option to fill in each blank.
All elephants (1) ______ several distinctive features, the most notable of which is a long trunk or proboscis, used for many (2) _______, particularly breathing, lifting water, and grasping objects. Their incisors grow (3) _______ tusks, which can serve as weapons and as tools for moving objects and digging. Elephants' large ear flaps help to control their body temperature. Their pillar-like legs (4) _______ carry their great weight. African elephants have larger ears and concave backs, while Asian elephants have smaller ears and convex or level backs. One of the biggest threats to elephant populations is the ivory trade, as the animals are poached for their ivory tusks. Other threats to (5) ________ elephants include habitat destruction and conflicts with local people. Elephants are used as working animals in Asia. In the past, they were used in war; today, they are often put on display in zoos and circuses.
Select the most appropriate option to fill in the blank number 4.
Option 1: can
Option 2: should
Option 3: would
Option 4: could
Correct Answer: can
Solution : The first option is correct.
The sentence describes the physical ability of elephants' pillar-like legs to carry their great weight. Can is used to express the capability or ability to perform this function.
The meanings of the other options are as follows:
Question : Z is increased successively by $11 \frac{1}{9}$% and 10% to get R. If R = 165, then what is the value of Z?
Option 1: 145
Option 2: 115
Option 3: 125
Option 4: 135
Correct Answer: 135
Solution : Increase = $11 \frac{1}{9}$% and 10% Net increase = $\frac{100}{9} + 10 + \frac{100}{9}×\frac{10}{100}$ = $\frac{200}{9}$% R = 165 So, Z + $\frac{200}{9}$% of Z = 165 ⇒ $\frac{11}{9}$ × Z = 165 ⇒ Z = $\frac{165×9}{11}$ = 15 × 9 = 135 Hence, the
Question : Directions: In the given question, select the related letter cluster from the given alternatives. R : ARE :: U : ?
Option 1: URE
Option 2: VEE
Option 3: IUE
Option 4: YOU
Correct Answer: YOU
Solution : Given: R : ARE :: U : ?
Both the letters R and ARE have the same pronunciation, which means that they sound alike when spoken aloud. Thus, R is written as ARE. Similarly, follow the same pattern for U – Both the letters U
Question : As of 2022, India is the _______________largest economy in the world (as measured by nominal GDP).
Option 1: third
Option 2: second
Option 3: fifth
Option 4: fourth
Correct Answer: fifth
Solution : The correct answer is the fifth.
India is the world's fifth-largest economy by nominal GDP. India's economy boasts diversity and swift growth, fuelled by key sectors such as information technology, services, agriculture, and manufacturing. Nominal Gross Domestic Product (GDP) is GDP given in current prices,
Question : Directions: In the following question, select the missing number from the given responses.
Option 1: 17
Option 2: 24
Option 3: 47
Option 4: 73
Correct Answer: 24
Solution : Given:
The pattern can be seen running horizontally along the rows. Row 1: 7 + 9 = 16→16 ÷ 2 = 8 Row 2: 2 + 4 = 6→6 ÷ 2 = 3
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