Simplify 52.4 - 5.7 - 3.45 - 1.75

• A. 41.4
• B. 41.5
• C. 42.1
• D. 42.2

If F = \(\frac{9}{5}\)C + 32, find C when F = 98.6

• A. 30
• B. 37
• C. 39
• D. 41

Environmental balance includes all the following except

• A. hydrological cycle
• B. carbon cycle
• C. food chain and food web
• D. earthquake cycle

The relatively high boiling points of alkanols are due to?

• A. ionic bonding
• B. aromatic character
• C. covalent bonding
• D. hydrogen bonding

In the diagram, NR is a diameter, ∠MNR = x° and, ∠SRN = (5x + 20)°. Find the value of 2x.

• A. \(42^0\)
• B. \(35^0\)
• C. \(20^0\)
• D. \(90^0\)

Oh motherland, you were a precious country, a beacon of hope and aspiration as well as toga of pride of your citizens at independence. However, today you are bedeviled with evil, engulfed in darkness and to say the obvious, at the edge of total moral collaspe. Corruption, fraud, deception and dishonesty are prevalent; drug peddlers are having a field day . In schools and colleges , radicalism, prostitution, cultism, examination malpractice among the other social vices are order of the day.

Inspite of the state of affairs reflected in the above monologue, the citizens can make the country better by being committed to?

• A. promoting inter-communal relations
• B. strengthening capacity building
• C. championing moral values
• D. encouraging inter personal relations

A plank is placed along the path on which a wheel barrow containing sand is pushed at a construction site to prevent it from sticking as illustrated in the diagram given. The large area of the plank prevents the wheel barrow from getting stuck by

• A. increasing the reaction on the ground
• B. increasing the pressure on the ground
• C. decreasing the pressure on the ground
• D. decreasing the weight on the ground

Find the sum of the range and the mode of the set of numbers 10, 9, 10, 9, 8, 7, 7, 10, 8, 10, 8, 4, 6, 9, 10, 9, 7, 10, 6, 5

• A. 16
• B. 14
• C. 12
• D. 10

Commerce can be defined as the

• A. exchange of goods and services
• B. distribution and exchange of goods and services
• C. distribution of services at home
• D. export of services

Which of the following electromagnetic wave has the longest wavelength?

• A. radio-waves
• B. gamma rays
• C. infrared waves
• D. ultraviolet rays