Please help me to solve these questions. Thank you 1)An iron ball was heated from 25°C to 126°C. Then It is allowed to cool down at a rate of 2°C per minute. Find the temperature of the iron ball after 1 hour.
A. 124°C B. 50°C
C. 25°C C. 6°C

2)Anita jas 3 pieces of ribbons of lengths 18cm, 36cm and 78cm respectively. She wants to cut the 3 pieces of ribbons into shorter parts of equel length without remainder. The greater possible length of each part is
A. 2 B. 3 C.6 D.18

3)At a Chirstmas party, Mdm Kim prepared 36 pieces of kuih lapis. She wished to serve all the food on some plates. What would be the maximun number of plates needed if each type of kuih was distributed equally on all plates？
A. 6 B.12 C.18 D. 20​