Question Complete the blank , giving your answers to two decimal places where applicable.(Explain way you solve it) (a) To increase 690 by 14% multiply 690 by_____ to get ______ (b) To decrease 6500 by 15% multiply 6500 by ______to get _____ (c) If a temperature rises from 64 degrees centigrade to 99 degrees centigrade this is a percentage increase of
Question
Complete the blank , giving your answers to two decimal places where applicable.(Explain way you solve it)
(a) To increase 690 by 14% multiply 690 by_____ to get ______
(b) To decrease 6500 by 15% multiply 6500 by ______to get _____
(c) If a temperature rises from 64 degrees centigrade to 99 degrees centigrade this is a percentage increase of ________
(d) If the number of rotations per minute of a wheel decreases from 8550 to 6850, this is a percentage decrease of_________
(e) A spring is stretched by 33 % to 46 cm. The length bêfore the stretch was _______ cm
(f) The volume of liquid in a barrel decreases by 5 % to 4.0 litres after some liquid leaked out. The original volume was ________ litres.
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