Explanation

Cost of 5 pens = Rs. 50.75

Cost of 1 pen = 50.75 / 5 = Rs. 10.15

Last verified on 13-03-2026

Explanation

• The Moon's surface gravity is about 1/6th as powerful or about 1.6 meters per second.
• The Moon's surface gravity is weaker because it is far less massive than Earth.
• A body's surface gravity is proportional to its mass, but inversely proportional to the square of its radius.

Last verified on 13-03-2026

Explanation

Investment ratio = 80000 : 120000 = 2 : 3

Profit share = 2+3 = 5 parts

Maria's share = (3/5) × 25000 = 15000

Last verified on 13-03-2026

Explanation

• First Caliph: Hazrat Abu Bakr (June 8, 632 – August 23, 634)
• Second Caliph: Hazrat Umar (R.A.)
• Third Caliph: Hazrat Usman (R.A.)
• Fourth Caliph: Hazrat Ali (R.A.) (656–661 CE)

Sahabi who proposed Hazrat Abu Bakr for the Caliphate: Hazrat Umar (R.A.)

Last verified on 13-03-2026

Explanation

• Work means کسی مخصوص ڈیوٹی یا اسائنمنٹ کے لئے
• Task means ایسی کوئی چیز جس کو پورا کرنے یا مکمل کرنے کی ضرورت ہے

Last verified on 13-03-2026

Explanation

To convert the binary number (111)₂ to decimal:

(111)₂ = 1 × 2² + 1 × 2¹ + 1 × 2⁰

= 1 × 4 + 1 × 2 + 1 × 1

= 4 + 2 + 1

= 7

Explanation

• Difference means یکساں نہیں
• Similarity means یکساں یا ایک جیسا

Last verified on 13-03-2026

Explanation

A region is the area enclosed within the boundary of any shape.

It represents the space occupied inside the shape, unlike the shape’s name itself.

Last verified on 13-03-2026

Explanation

(x + y)² = x² + y² + 2xy

= 10 + 2(-3)

= 10 - 6

= 4

Last verified on 13-03-2026

Explanation

The sum of all angles in a quadrilateral is 360°.

If three angles sum to 270°, the fourth angle = 360° − 270° = 90°.

Last verified on 13-03-2026