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Question : The radius of a hemisphere is 5.6 cm. What will be its volume?
Option 1: 367.95 cm3
Option 2: 195.95 cm3
Option 3: 380 cm3
Option 4: 265.65 cm3
Correct Answer: 367.95 cm3
Solution : Given: The radius of a hemisphere = 5.6 cm So, the volume of the hemisphere = $ \frac{2}{3}\pi r^3$ = $ \frac{2}{3}×\frac{22}{7}× 5.6^3$ = 367.95 cm3 Hence, the correct answer is 367.95 cm3.
Question : Directions: In the given question, a sentence is given with a blank to be filled in with an appropriate word. Four alternatives are suggested for each question. Choose the correct alternative out of the four alternatives.
Throw a stone _______ the fierce dog.
Option 1: at
Option 2: upon
Option 3: on
Option 4: above
Correct Answer: at
Solution : The correct choice is the first option.
The preposition at is the correct choice according to the context, as it correctly helps in referring to the fierce dog at which the stone should be thrown. It is more appropriate than "on" because "on" is
Question : Directions: Select the correct mirror image of the given figure when the mirror is placed at AB as shown below.
Option 1:
Option 2:
Option 3:
Option 4:
Correct Answer:
Solution : As per the mirror image properties, closer things appear close to the mirror in the reflection. According to the information provided, the mirror is placed on the right side of the figure (on line AB). So, the left side of the reflected image will appear as
Question : The following sentence has been divided into parts. One of them may contain an error. Select the part that contains the error from the given options. If you don't find any error, mark 'No Error' as your answer. Pompeii was a tragedy / that cost the lives / of millions of people.
Option 1: Pompeii was a tragedy
Option 2: that cost the lives
Option 3: of millions of people
Option 4: No Error
Correct Answer: No Error
Solution : The correct choice is the fourth option.
Each part of the sentence contributes to a coherent and accurate statement. It is structured properly and is grammatically correct.
Therefore, the given sentence contains no errors.
Question : Directions: Select the correct mirror image of the given figure when the mirror is placed at MN as shown below.
Solution : As per mirror image properties, closer things appear closer to the mirror in reflection. Here, according to the information provided, the mirror is placed on the right side of the figure (on line MN). So, the left side of the reflected image will appear as the
Question : Directions: Select the correct combination of mathematical signs to sequentially replace the * signs and to balance the given equation. 321 * 3 * 236 * 5 * 248 * 4 * 20 = 384
Option 1: +, –, ×, +, ÷, ×
Option 2: –, +, ×, –, ÷, +
Option 3: ÷, +, –, ×, +, –
Option 4: ×, +, –, ÷, +, –
Correct Answer: +, –, ×, +, ÷, ×
Solution : Given: 321 * 3 * 236 * 5 * 248 * 4 * 20 = 384
Let's check the given options – First option: +, –, ×, +, ÷, × ⇒ 321 + 3 – 236 × 5 + 248
Question : Directions: Below some statements are given, followed by some conclusions. You have to consider the statements to be true even if they seem to be at variance from commonly known facts. You have to decide which of the given conclusions, if any follow from the given statements. Statements: Some spoons are cups. Some cups are bottles. All bottles are mugs. Conclusions: I. Some mugs are cups. II. Some cups are bottles. III. Some spoons are mugs.
Option 1: Either I or II and III follow
Option 2: Only II follows
Option 3: Only I and II follow
Option 4: All follow
Correct Answer: Only I and II follow
Solution : The possible Venn diagram according to the given statements is as follows –
Let's analyse the conclusions – Conclusion (I): Some mugs are cups – From the Venn diagram, it is evident that the circles representing mugs and cups overlap and
Question : Who was the founder of the Indian Reform Association in 1870?
Option 1: Debendranath Tagore
Option 2: Keshub Chandra Sen
Option 3: Raja Ram Mohan Roy
Option 4: Dayananda Saraswati
Correct Answer: Keshub Chandra Sen
Solution : The correct answer is Keshub Chandra Sen.
In 1856, Keshub Chandra Sen joined the Brahmo Samaj. Keshub Chandra Sen was appointed the Asiatic Society's secretary in 1854. In 1855, Keshub Chandra Sen founded the British India Society. To put the ideas he gained
Question : Select the most appropriate ANTONYM of the word 'hinderance' in the given sentence and choose the correct option.
The refreshing breeze blew through the open window, bringing relief from the summer heat.
Option 1: Bringing
Option 2: Blew
Option 3: Refreshing
Option 4: Relief
Correct Answer: Relief
Solution : The fourth option is correct.
The most appropriate antonym of the word 'hindrance' in the given sentence is relief.
In the context provided, the word hindrance suggests an obstacle or something that causes difficulty. On the other hand, relief is the opposite, indicating a sense
Question : To reach from Kanyakumari to Colombo, one has to cross.
Option 1: Palk Strait
Option 2: Palk Bay
Option 3: Gulf of Mannar
Option 4: Cook Strait
Correct Answer: Gulf of Mannar
Solution : The correct answer is the Gulf of Mannar.
The Gulf of Mannar must be crossed to get from Kanyakumari to Colombo. The Gulf of Mannar is a shallow harbour in the Indian Ocean which is part of the Laccadive Sea. It is between
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