Explanation

Variety in lesson planning helps keep students engaged and interested by incorporating different activities, methods, and resources.

It ensures that the learning experience remains dynamic and caters to diverse learning styles.

Explanation

An assessment is considered reliable if it produces consistent results when repeated under similar conditions.

Reliability ensures the stability and dependability of test outcomes.

Explanation

The sentence "We have been defeated by them" is in the Present Perfect Passive tense.

It follows the structure: have/has been + past participle.

Explanation

Curriculum is the structured framework of what students need to learn.

It plays a key role in guiding the education process towards achieving its goals and objectives.

A well-designed curriculum ensures that students acquire knowledge, skills, and values systematically, facilitating their overall development and academic success.

Explanation

"Ourselves" is a reflexive pronoun that correctly refers back to the subject "Sara and I."

Reflexive pronouns are used when the subject and object of the sentence are the same, which is the case here.

Explanation

Percentile rank indicates a student's position relative to other students, expressed as the percentage of students they scored higher than.

For example, if a student is in the 80th percentile, they scored higher than 80% of the other students. This metric helps show the student's relative performance within a group.

Explanation

صنعتِ تضاد وہ صنعت ہے جس میں متضاد (مخالف معنی والے) الفاظ ایک ساتھ استعمال کیے جاتے ہیں۔

مثال: "اندھیرے میں روشنی جل اٹھی۔" یہاں "اندھیرے" اور "روشنی" تضاد رکھتے ہیں۔

Explanation

"Drop off" refers to the act of taking someone to a specific location and leaving them there.

It's commonly used when someone gives a ride to another person and then leaves them at their destination.

Explanation

To find the greatest number that exactly divides 145, 360, and 578, we need to find their greatest common divisor (GCD or HCF).

Let's find the factors:

145 = 5 × 29

360 = 2^3 × 3^2 × 5

578 = 2 × 17 × 17

The only common factor is 1.

Explanation

The XNOR gate (Exclusive-NOR) gives an output of 1 when all inputs are the same, either all 0s or all 1s.

It is the inverse of the XOR gate.