Correct Answer: 5841

Solution : Let's check the options –
First option: 7642→7 × 6 = 42
Second option: 4520→4 × 5 = 20
Third option: 3927→3 × 9 = 27
Fourth option: 5841→5 × 8 = 40 ≠ 41

So, only in the fourth option, the last two digits

Correct Answer: 3

Solution : Given:
1. CRATE ⇒ 27934
2. TRACK ⇒ 27694

After comparing both the words CRATE and TRACK and their codes, we get –
The common letters are C/R/A/T and the common code numbers are 2/7/9/4
The remaining letters and numbers in CRATE and 27934 are

Correct Answer: CRS

Solution : Given:
MXU, QCA, UHG, YMM, ?

In the above-given series, add 4, 5, and 6 to the place value of the first, second, and third letters respectively.
First letter of the series→M + 4 = Q; Q + 4 = U; U + 4 =

Correct Answer: To watch over closely.

Solution : The most appropriate option is the third option.

People use the idiom "to keep an eye on" to convey the idea of watching over closely or monitoring someone or something attentively. It implies a sense of vigilance or supervision.

The meanings of

Correct Answer: $(\frac{x}{6} + \frac{y}{4})^2$

Solution : $\frac{4x^2+9y^2+12xy}{144}$
= $\frac{x^2}{36} +\frac{y^2}{16}+\frac{xy}{12}$
= $\frac{x^2}{36} +\frac{y^2}{16}+2×\frac{x}{6}×\frac{y}{4}$
= $(\frac{x}{6} + \frac{y}{4})^2$
Hence, the correct answer is $(\frac{x}{6} + \frac{y}{4})^2$.

Correct Answer: 4 : 5

Solution : Average marks scored by Division D = 60
Average marks scored by Division A = 75
So, the required ratio = 60 : 75 = 4 : 5
Hence, the correct answer is 4 : 5.

Correct Answer: vein

Solution : The correct choice is the second option.

Explanation:

In the given sentence, the context suggests that the person can feel every part of his body related to blood circulation. The term vein is associated with blood vessels, and feeling the veins could imply

Correct Answer: 90°

Solution :
Given: In $\triangle$ABC, AD$\perp$BC and AD² = BD × DC.
Applying Pythagoras theorem in $\triangle$ADB and $\triangle$ADC,
AB² = AD² + BD² ____(i)
AC² = AD² + DC² ____(ii)
Adding equation (i) and (ii),
AB² + AC

Correct Answer: Producers

Solution : The correct option is Producers.

Algae are primary producers in an aquatic environment because they are autotrophic. Algae are autotrophic creatures that generate their food via photosynthesis. In aquatic habitats, algae are at the bottom of the food chain. They capture solar energy and turn

Correct Answer: 25.2 years

Solution : Given: The average age of 6 members of a family is 25 years.
The total age of 6 members of a family = 6 × 25 = 150
Age of youngest member = 4 years
Total ages of people before the birth of youngest