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  • 1. © mathsheuristics  The total monthly salary for Raja and Devi was $ 4410. Raja earned $ 2070 more than Devi. (a)  What was Devi’s monthly salary? (b)  Raja worked 3 times as much as Devi. Given that Devi’s pay for        the same amount of work was $5 more than Raj’s, what was        Raj’s pay? (a) (b) 1
  • 2. © mathsheuristics  (a) (b) The total monthly salary for Raja and Devi was $ 4410. Raja earned $ 2070 more than Devi. (a)  What was Devi’s monthly salary? (b)  Raja worked 3 times as much as Devi. Given that Devi’s pay for        the same amount of work was $5 more than Raj’s, what was        Raj’s pay? 2070 1
  • 3. © mathsheuristics  (a) (b) The total monthly salary for Raja and Devi was $ 4410. Raja earned $ 2070 more than Devi. (a)  What was Devi’s monthly salary? (b)  Raja worked 3 times as much as Devi. Given that Devi’s pay for        the same amount of work was $5 more than Raj’s, what was        Raj’s pay? 2070 2u  4410 – 2070 = 2340 1
  • 4. © mathsheuristics  (a) (b) The total monthly salary for Raja and Devi was $ 4410. Raja earned $ 2070 more than Devi. (a)  What was Devi’s monthly salary? (b)  Raja worked 3 times as much as Devi. Given that Devi’s pay for        the same amount of work was $5 more than Raj’s, what was        Raj’s pay? 2070 2u  4410 – 2070 = 2340 1u  2340 ÷ 2 = 1170 Ans: $1170 1
  • 5. © mathsheuristics  (a) (b) The total monthly salary for Raja and Devi was $ 4410. Raja earned $ 2070 more than Devi. (a)  What was Devi’s monthly salary? (b)  Raja worked 3 times as much as Devi. Given that Devi’s pay for        the same amount of work was $5 more than Raj’s, what was        Raj’s pay? 2070 2u  4410 – 2070 = 2340 1u  2340 ÷ 2 = 1170 Ans: $1170 1 2 Total Pay ($) Pay ($) Work Devi Raja
  • 6. © mathsheuristics  (a) (b) The total monthly salary for Raja and Devi was $ 4410. Raja earned $ 2070 more than Devi. (a)  What was Devi’s monthly salary? (b)  Raja worked 3 times as much as Devi. Given that Devi’s pay for        the same amount of work was $5 more than Raj’s, what was        Raj’s pay? 2070 2u  4410 – 2070 = 2340 1u  2340 ÷ 2 = 1170 Ans: $1170 1 2 Total Pay ($) Pay ($) 1u 3u Work Devi Raja
  • 7. © mathsheuristics  (a) (b) The total monthly salary for Raja and Devi was $ 4410. Raja earned $ 2070 more than Devi. (a)  What was Devi’s monthly salary? (b)  Raja worked 3 times as much as Devi. Given that Devi’s pay for        the same amount of work was $5 more than Raj’s, what was        Raj’s pay? 2070 2u  4410 – 2070 = 2340 1u  2340 ÷ 2 = 1170 Ans: $1170 1 2 1170 1170+2070 =3240 Total Pay ($) Pay ($) 1u 3u Work Devi Raja
  • 8. © mathsheuristics  (a) (b) The total monthly salary for Raja and Devi was $ 4410. Raja earned $ 2070 more than Devi. (a)  What was Devi’s monthly salary? (b)  Raja worked 3 times as much as Devi. Given that Devi’s pay for        the same amount of work was $5 more than Raj’s, what was        Raj’s pay? 2070 2u  4410 – 2070 = 2340 1u  2340 ÷ 2 = 1170 Ans: $1170 1170p – 1080p  5 1 2 1170 1170+2070 =3240 Total Pay ($) 1170 ÷1 =1170p 3230 ÷3 =1080p Pay ($) 1u 3u Work Devi Raja 3
  • 9. © mathsheuristics  (a) (b) The total monthly salary for Raja and Devi was $ 4410. Raja earned $ 2070 more than Devi. (a)  What was Devi’s monthly salary? (b)  Raja worked 3 times as much as Devi. Given that Devi’s pay for        the same amount of work was $5 more than Raj’s, what was        Raj’s pay? 2070 2u  4410 – 2070 = 2340 1u  2340 ÷ 2 = 1170 Ans: $1170 1170p – 1080p  5 1p  5/90 1 2 1170 1170+2070 =3240 Total Pay ($) 1170 ÷1 =1170p 3230 ÷3 =1080p Pay ($) 1u 3u Work Devi Raja 3
  • 10. © mathsheuristics  (a) (b) The total monthly salary for Raja and Devi was $ 4410. Raja earned $ 2070 more than Devi. (a)  What was Devi’s monthly salary? (b)  Raja worked 3 times as much as Devi. Given that Devi’s pay for        the same amount of work was $5 more than Raj’s, what was        Raj’s pay? 2070 2u  4410 – 2070 = 2340 1u  2340 ÷ 2 = 1170 Ans: $1170 1170p – 1080p  5 1p  5/90 1080p  5/90 x 1080 = 60 Ans: $60 1 2 1170 1170+2070 =3240 Total Pay ($) 1170 ÷1 =1170p 3230 ÷3 =1080p Pay ($) 1u 3u Work Devi Raja 3