For the following questions answer them individually
ΔABC is right angled at B. BD is an altitude. DC = 9 cm and AC = 25 cm. What is the value of BC (in cm)?
Δ DEF is right angled at E. If m∠D = 30°, what is the length of DE (in cm), if EF = 6√3 cm?
The bar graph shows the internal storage capacity (in GB) of 5 smartphones - A, B, C, D and E. Study the diagram and answer the following questions.Â
Even if memory of model C was doubled it would be lesser (in GB) than that of model A by?
Even if memory of model D was halved it would be greater (in %) than that of model B by?
If price of model E is increased by Rs 12,000 and its memory is doubled the sales remain unchanged. This implies that people are willing to pay Rs ________ per extra GB of memory space.