# ANSWERS

1. Conservative Party & Labour Party 2. Mesopotamia 3. 32 4. Mars 5. Sri Lanka 6. Nelson Mandela 7. Radiation 8. Stratosphere 9. Hydrogen Sulphide 10. Washington

maths

1. 178, This is an alternating division and addition series: First, divide by 2, and then add 8. 2. XVII, This is a simple addition series; each number is 3 more than the previous number. 3. 70, In this series, 5 is added to the previous number; the number 70 is inserted as every third number. 4. 2, 14 This is an alternating addition and subtraction series. In the first pattern, 2 is added to each number to arrive at the next; in the alternate pattern, 6 is subtracted from each number to arrive at the next. 5. 34, 38, This simple addition series adds 4 to each number to arrive at the next. 6. 15 ,12, This is an alternating addition and subtraction series, in which the addition of 4 is alternated with the subtraction of 3. 7. 10 8 , This is an alternating subtraction series, which subtracts 5, then 2, then 5, and so on. 8. 11, 11 is the only odd number in the given series 9. 1024, All given numbers except 1024 are perfect cubes 10. 165, Prime numbers 2,3, 5, 7, 11, 13 are added successively. Hence, 165 is wrong