Find the ratio of:
(a) Rs.5 to 50 paise (b) 15 kg to 210 g
(c) 9 m to 27 cm (d) 30 days to 36 hours
Compute each of the following: [4 MARKS]
(a) 15+(−5)+15+(−7)
(b) 34+(−20)+16+(−10)
(c) 32+16+9+(−70)
(d) −3+(−2)+(−5)+7