Cambridge IGCSE® Mathematics Core and Extended Coursebook Second Edition>Number>Chapter 1 - Reviewing Number Concepts>Exercise 1.7

Karen Morrison and Nick Hamshaw Solutions for Exercise 7: Exercise 1.7

Author:Karen Morrison & Nick Hamshaw

Karen Morrison Mathematics Solutions for Exercise - Karen Morrison and Nick Hamshaw Solutions for Exercise 7: Exercise 1.7

Attempt the practice questions from Exercise 7: Exercise 1.7 with hints and solutions to strengthen your understanding. Cambridge IGCSE® Mathematics Core and Extended Coursebook Second Edition solutions are prepared by Experienced Embibe Experts.

Questions from Karen Morrison and Nick Hamshaw Solutions for Exercise 7: Exercise 1.7 with Hints & Solutions

EASY

Upper Secondary: IGCSE

IMPORTANT

Cambridge IGCSE® Mathematics Core and Extended Coursebook Second Edition>Chapter 1 - Reviewing Number Concepts>Exercise 1.7>Q 1

Write the total number of even prime number.

EASY

Upper Secondary: IGCSE

IMPORTANT

Cambridge IGCSE® Mathematics Core and Extended Coursebook Second Edition>Chapter 1 - Reviewing Number Concepts>Exercise 1.7>Q 2

Write the total number of odd prime numbers less than $50$ ?

EASY

Upper Secondary: IGCSE

IMPORTANT

Cambridge IGCSE® Mathematics Core and Extended Coursebook Second Edition>Chapter 1 - Reviewing Number Concepts>Exercise 1.7>Q 3

Write all the composite numbers greater than four , but less than $30$ .

EASY

Upper Secondary: IGCSE

IMPORTANT

Cambridge IGCSE® Mathematics Core and Extended Coursebook Second Edition>Chapter 1 - Reviewing Number Concepts>Exercise 1.7>Q 4

Twin primes are pairs of prime numbers that differ by two. Write all twin prime pairs up to $100 .$

EASY

Upper Secondary: IGCSE

IMPORTANT

Cambridge IGCSE® Mathematics Core and Extended Coursebook Second Edition>Chapter 1 - Reviewing Number Concepts>Exercise 1.7>Q 5

Is $149$ a prime number ? Explain

EASY

Upper Secondary: IGCSE

IMPORTANT

Cambridge IGCSE® Mathematics Core and Extended Coursebook Second Edition>Chapter 1 - Reviewing Number Concepts>Exercise 1.7>Q 6

Find two three-digit super-prime numbers less than $400$ .

EASY

Upper Secondary: IGCSE

IMPORTANT

Cambridge IGCSE® Mathematics Core and Extended Coursebook Second Edition>Chapter 1 - Reviewing Number Concepts>Exercise 1.7>Q 6

Find a four-digit super-prime numbers less than $3000$ .

EASY

Upper Secondary: IGCSE

IMPORTANT

Cambridge IGCSE® Mathematics Core and Extended Coursebook Second Edition>Chapter 1 - Reviewing Number Concepts>Exercise 1.7>Q 6

Sondra's telephone number is the prime number $987 - 6413 .$ Is her phone number a super-prime?