exam Maths Puzzle Numerical Ability

a light bulb consumes 2400 watt-hours per day,how long does it take to consume 11200 watt hours

Thank you for this help

Read Solution (Total 0)

exam Other Question

Please help me solve this extended word problem:
Given the following crcumstances tell if a combination or permutation and solve.
a. Cassandra has seven skirts, five blouses, and ten pair of shoes, how many outfits can she create? 0.3x-0.2y=4
0.2x+0.5y=-3