### CSS 2023 General Science & Ability Solved

General Science & Ability                   (CSS-2023)

1.

a. A telephone company charges initially Rs. 0.50 and then Rs. 0.11 every minute. Write an expression that gives the cost of a call lasts N minutes.

Solution:

N represents the amount of minutes

So,

Cost= 0.50 + 0.11N

b.  Series

1) 1, 8, 4, 27, 9, ?

Solution: 1, 8, 4, 27, 9, 64

2) 3, 6, 8, 16, 18, ?

Solution: 3, 6, 8, 16, 18, 36

3. 2, 8, 512, ?

Solution: 2, 8, 512, 134217728

4. 81, 9, 64, 8, ?, 12

Solution: 81, 9, 64, 8, 144, 12

5) 6, 11, 21, 36, 56, ?

Solution: 6, 11, 21, 36, 56, 81

Jumble words:

LNUGEF: ENGULF

CKANS: SNACK

CIREFE: FIERCE

EERAANMOGTP: POMEGRANATE

MNIKPPU: PUMPKIN

The height of Egyptian pyramid is 146.6 meters and a base length is 230.6 meters . Find the volume of paramid.

Draw and write the total number of lines of symmetry in a regular hexagon and octagon. How many lines of symmetry are there in a circle

Solution:

Lines of symmetry in hexagon: 6

Lines of symmetry in octagon: 8

Lines of symmetry in a circle: infinite

Ali buys an oven for Rs. 36800 and sells it at a gain 8.5%. For how many does he sells it