The biceps and triceps are an antagonistic pair of muscles because:

Three lights flash at intervals of 4, 6 and 10 seconds respectively. They are started together. How soon after will they next flash together again?

When a person who has diabetes injects himself with insulin it:

Which one of the following factors does NOT affect the rate of transpiration?

Difficulty faced at home and the hope of a better life in town BEST illustrate the effect of

If a reaction takes 50 seconds at 25 ℃, then at 50 ℃ the time for the reaction in seconds is likely to be about:

Which of the following are the functions of a book-keeper?

1. Analysing
2. Interpreting
3. Posting
4. Recording

What unit measurement is used to express the speed of memory?

0.045 × 10^-3 in scientific notation is

If US$1.00 is equivalent to J$120.00, how much in US$ would one get for J$9600?

Three lights flash at intervals of 2, 6 and 14 seconds respectively. They are started together. How soon after will they next flash together again?

Plants lose water through their leaves by the process of:

The expression a² + b² is equivalent to

In making bread the enzymes in yeast break down starch to give:

8x - 4(x - 5) =

The equation of the line which passes through the point (0, 2) and has a gradient of ¹/₃ is

A business operates its petty cash on the imprest system. At the beginning of the month the petty cashier was given $20.00 out of which she spent $15.20. How much will she be reimbursed?

Which one of the following is correct. When we digest our food:

Which of the following documents may be used to inform a customer of an undercharge on an invoice?

Which one of the following statements about ∝ particles is NOT true?