What is the value of 10-a when a=3 ?

An elephant in a zoo had a mass of 4000kg . a) After one month, its mass had increased by 2% . What was the elephant's mass after one month? b) After two months, its new mass had increased by 5% . What was the elephant's mass after two months? Give your answers in kilograms (kg).

Increase £30 by 10% . Give your answer in pounds (£) .

Levian flips a fair coin and rolls a fair six-sided dice, and then records both results. He does this 360 times. How many times would you expect Levian to get an outcome of heads and an even number?

The prime factor trees for 210 and 357 are shown below. Use the prime factor trees to find the lowest common multiple (LCM) of 210 and 357.

Costir will be ghen for clarioy of expression and onterib presentation of material. All quesrions carmy equat marke 1 (a) (t) What is meant by the term seed dispersaff (ii) State three ways in which seed dispersal is important. (a) (i) Define potentrat eheroo? (ii) A 400g orange on a tree is 120cm above the ground. Calculate the potential energy of the orange. [g=10ms^(-2)] (c) Give two examples each of the following types of fertilizer: (i) inorganic fertilizers; (ii) organic fertilizers. (d) Three liquids, dilute acid solution, alkaline solution and distilled water, were kept in unlabelled identical reagent bottles. Describe briefly a test that could be performed to identify each of the liquids. 2. (a) (i) Explain the term ration as used in animal production. (ii) Give three reasons for feeding animals with a balanced diet. (b) (i) State three processes involved in purifying water to be supplied to a community. (ii) What is the function of liquid ammonia in refrigerators? (c) (i) What does the expression plastics are insulators mean? (ii) A simple electrical circuit has a supply delivering 1.5V . If the current in the circuit is 0.5A , calculate the resistance. (d) Explain each of the following ecological terms: (i) community; (ii) population; (iii) ecosphere.

I couldn't come to school on foot qquad the difficult weather condition of this week. A. because C. as a result B. because of D. so that Chaltu loves her father more than her mother qquad he supported her to go to school. A. then C. in addition B. however D. because

Every garden gnome for sale in a garden centre is the same price. It costs £10.80 to buy 6 garden gnomes. How much would it cost to buy 24 garden gnomes? Give your answer in pounds (£) .

What is the missing number in these equivalent fractions? (1)/(5)=(4)/(2) Watch video Ansous

Work out the number that is halfway between 18 xx28 and 22 xx28

Riley bought shares worth £7000 . a) After one month, their value had increased by 14% . How much were they worth after one month? b) After two months, this new value had decreased by 15% . How much were they worth after two months? Give your answers in pounds (£) .